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Finding the Fourth Proportional to 292,577.54, 438,926.46 and 132,576.62

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Solution

The fourth proportional to 292,577.54, 438,926.46 and 132,576.62 is: 198,892.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,577.54 : 438,926.46 = 132,576.62 : x
  2. Step 2: Convert to fraction form
    292,577.54/438,926.46 = 132,576.62/x
  3. Step 3: Cross multiply
    292,577.54x = 438,926.46 × 132,576.62
  4. Step 4: Simplify right side
    292,577.54x = 58,191,386,495.37
  5. Step 5: Solve for x
    x = 58,191,386,495.37/292,577.54
  6. Step 6: Final answer
    x = 198,892.19

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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.