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Finding the Fourth Proportional to 537,151.50, 741,273.99 and 292,138.50

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Solution

The fourth proportional to 537,151.50, 741,273.99 and 292,138.50 is: 403,153.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,151.50 : 741,273.99 = 292,138.50 : x
  2. Step 2: Convert to fraction form
    537,151.50/741,273.99 = 292,138.50/x
  3. Step 3: Cross multiply
    537,151.50x = 741,273.99 × 292,138.50
  4. Step 4: Simplify right side
    537,151.50x = 216,554,671,527.62
  5. Step 5: Solve for x
    x = 216,554,671,527.62/537,151.50
  6. Step 6: Final answer
    x = 403,153.81

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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.