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Finding the Fourth Proportional to 292,827.04, 404,101.28 and 158,691.04

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Solution

The fourth proportional to 292,827.04, 404,101.28 and 158,691.04 is: 218,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,827.04 : 404,101.28 = 158,691.04 : x
  2. Step 2: Convert to fraction form
    292,827.04/404,101.28 = 158,691.04/x
  3. Step 3: Cross multiply
    292,827.04x = 404,101.28 × 158,691.04
  4. Step 4: Simplify right side
    292,827.04x = 64,127,252,388.53
  5. Step 5: Solve for x
    x = 64,127,252,388.53/292,827.04
  6. Step 6: Final answer
    x = 218,993.62

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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.