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Finding the Fourth Proportional to 292,824.92, 404,095.55 and 163,761.95

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Solution

The fourth proportional to 292,824.92, 404,095.55 and 163,761.95 is: 225,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,824.92 : 404,095.55 = 163,761.95 : x
  2. Step 2: Convert to fraction form
    292,824.92/404,095.55 = 163,761.95/x
  3. Step 3: Cross multiply
    292,824.92x = 404,095.55 × 163,761.95
  4. Step 4: Simplify right side
    292,824.92x = 66,175,472,415.04
  5. Step 5: Solve for x
    x = 66,175,472,415.04/292,824.92
  6. Step 6: Final answer
    x = 225,989.90

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1.5x scale

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.