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Finding the Fourth Proportional to 487,252.67, 730,920.00 and 179,588.24

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Solution

The fourth proportional to 487,252.67, 730,920.00 and 179,588.24 is: 269,397.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,252.67 : 730,920.00 = 179,588.24 : x
  2. Step 2: Convert to fraction form
    487,252.67/730,920.00 = 179,588.24/x
  3. Step 3: Cross multiply
    487,252.67x = 730,920.00 × 179,588.24
  4. Step 4: Simplify right side
    487,252.67x = 131,264,636,140.61
  5. Step 5: Solve for x
    x = 131,264,636,140.61/487,252.67
  6. Step 6: Final answer
    x = 269,397.47

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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.