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Finding the Fourth Proportional to 482,593.86, 724,089.45 and 167,272.20

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Solution

The fourth proportional to 482,593.86, 724,089.45 and 167,272.20 is: 250,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,593.86 : 724,089.45 = 167,272.20 : x
  2. Step 2: Convert to fraction form
    482,593.86/724,089.45 = 167,272.20/x
  3. Step 3: Cross multiply
    482,593.86x = 724,089.45 × 167,272.20
  4. Step 4: Simplify right side
    482,593.86x = 121,120,035,298.29
  5. Step 5: Solve for x
    x = 121,120,035,298.29/482,593.86
  6. Step 6: Final answer
    x = 250,977.16

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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.