Home / 832,117.16-1,148,321.06-450,144.24

Finding the Fourth Proportional to 832,117.16, 1,148,321.06 and 450,144.24

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Solution

The fourth proportional to 832,117.16, 1,148,321.06 and 450,144.24 is: 621,198.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,117.16 : 1,148,321.06 = 450,144.24 : x
  2. Step 2: Convert to fraction form
    832,117.16/1,148,321.06 = 450,144.24/x
  3. Step 3: Cross multiply
    832,117.16x = 1,148,321.06 × 450,144.24
  4. Step 4: Simplify right side
    832,117.16x = 516,910,110,829.69
  5. Step 5: Solve for x
    x = 516,910,110,829.69/832,117.16
  6. Step 6: Final answer
    x = 621,198.72

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Half scale
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Double scale
Find fourth proportional to 832,118.16, 1,148,322.44 and 450,145.24
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.