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Finding the Fourth Proportional to 334,545.60, 501,672.60 and 134,799.60

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Solution

The fourth proportional to 334,545.60, 501,672.60 and 134,799.60 is: 202,140.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,545.60 : 501,672.60 = 134,799.60 : x
  2. Step 2: Convert to fraction form
    334,545.60/501,672.60 = 134,799.60/x
  3. Step 3: Cross multiply
    334,545.60x = 501,672.60 × 134,799.60
  4. Step 4: Simplify right side
    334,545.60x = 67,625,265,810.96
  5. Step 5: Solve for x
    x = 67,625,265,810.96/334,545.60
  6. Step 6: Final answer
    x = 202,140.65

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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.