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Finding the Fourth Proportional to 499,384.71, 749,151.65 and 183,817.62

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Solution

The fourth proportional to 499,384.71, 749,151.65 and 183,817.62 is: 275,753.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,384.71 : 749,151.65 = 183,817.62 : x
  2. Step 2: Convert to fraction form
    499,384.71/749,151.65 = 183,817.62/x
  3. Step 3: Cross multiply
    499,384.71x = 749,151.65 × 183,817.62
  4. Step 4: Simplify right side
    499,384.71x = 137,707,273,322.07
  5. Step 5: Solve for x
    x = 137,707,273,322.07/499,384.71
  6. Step 6: Final answer
    x = 275,753.88

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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.