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Finding the Fourth Proportional to 284,527.17, 392,585.60 and 169,753.41

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Solution

The fourth proportional to 284,527.17, 392,585.60 and 169,753.41 is: 234,222.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,527.17 : 392,585.60 = 169,753.41 : x
  2. Step 2: Convert to fraction form
    284,527.17/392,585.60 = 169,753.41/x
  3. Step 3: Cross multiply
    284,527.17x = 392,585.60 × 169,753.41
  4. Step 4: Simplify right side
    284,527.17x = 66,642,744,741.28
  5. Step 5: Solve for x
    x = 66,642,744,741.28/284,527.17
  6. Step 6: Final answer
    x = 234,222.78

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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.