Home / 482,217.28-723,325.92-162,342.40

Finding the Fourth Proportional to 482,217.28, 723,325.92 and 162,342.40

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Solution

The fourth proportional to 482,217.28, 723,325.92 and 162,342.40 is: 243,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,217.28 : 723,325.92 = 162,342.40 : x
  2. Step 2: Convert to fraction form
    482,217.28/723,325.92 = 162,342.40/x
  3. Step 3: Cross multiply
    482,217.28x = 723,325.92 × 162,342.40
  4. Step 4: Simplify right side
    482,217.28x = 117,426,465,835.01
  5. Step 5: Solve for x
    x = 117,426,465,835.01/482,217.28
  6. Step 6: Final answer
    x = 243,513.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.