Home / 832,133.85-1,148,340.83-450,157.29

Finding the Fourth Proportional to 832,133.85, 1,148,340.83 and 450,157.29

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Solution

The fourth proportional to 832,133.85, 1,148,340.83 and 450,157.29 is: 621,214.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,133.85 : 1,148,340.83 = 450,157.29 : x
  2. Step 2: Convert to fraction form
    832,133.85/1,148,340.83 = 450,157.29/x
  3. Step 3: Cross multiply
    832,133.85x = 1,148,340.83 × 450,157.29
  4. Step 4: Simplify right side
    832,133.85x = 516,933,993,778.36
  5. Step 5: Solve for x
    x = 516,933,993,778.36/832,133.85
  6. Step 6: Final answer
    x = 621,214.96

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Double scale
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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.