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Finding the Fourth Proportional to 337,531.76, 465,803.16 and 186,634.16

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Solution

The fourth proportional to 337,531.76, 465,803.16 and 186,634.16 is: 257,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,531.76 : 465,803.16 = 186,634.16 : x
  2. Step 2: Convert to fraction form
    337,531.76/465,803.16 = 186,634.16/x
  3. Step 3: Cross multiply
    337,531.76x = 465,803.16 × 186,634.16
  4. Step 4: Simplify right side
    337,531.76x = 86,934,781,491.95
  5. Step 5: Solve for x
    x = 86,934,781,491.95/337,531.76
  6. Step 6: Final answer
    x = 257,560.30

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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.