Home / 832,131.48-1,148,337.52-450,154.92

Finding the Fourth Proportional to 832,131.48, 1,148,337.52 and 450,154.92

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Solution

The fourth proportional to 832,131.48, 1,148,337.52 and 450,154.92 is: 621,211.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,131.48 : 1,148,337.52 = 450,154.92 : x
  2. Step 2: Convert to fraction form
    832,131.48/1,148,337.52 = 450,154.92/x
  3. Step 3: Cross multiply
    832,131.48x = 1,148,337.52 × 450,154.92
  4. Step 4: Simplify right side
    832,131.48x = 516,929,784,448.60
  5. Step 5: Solve for x
    x = 516,929,784,448.60/832,131.48
  6. Step 6: Final answer
    x = 621,211.67

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Half scale
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Double scale
Find fourth proportional to 832,132.48, 1,148,338.90 and 450,155.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.