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Finding the Fourth Proportional to 532,792.78, 798,630.98 and 248,248.71

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Solution

The fourth proportional to 532,792.78, 798,630.98 and 248,248.71 is: 372,112.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,792.78 : 798,630.98 = 248,248.71 : x
  2. Step 2: Convert to fraction form
    532,792.78/798,630.98 = 248,248.71/x
  3. Step 3: Cross multiply
    532,792.78x = 798,630.98 × 248,248.71
  4. Step 4: Simplify right side
    532,792.78x = 198,259,110,551.04
  5. Step 5: Solve for x
    x = 198,259,110,551.04/532,792.78
  6. Step 6: Final answer
    x = 372,112.98

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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.