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Finding the Fourth Proportional to 350,887.90, 526,419.52 and 101,569.90

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Solution

The fourth proportional to 350,887.90, 526,419.52 and 101,569.90 is: 152,380.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,887.90 : 526,419.52 = 101,569.90 : x
  2. Step 2: Convert to fraction form
    350,887.90/526,419.52 = 101,569.90/x
  3. Step 3: Cross multiply
    350,887.90x = 526,419.52 × 101,569.90
  4. Step 4: Simplify right side
    350,887.90x = 53,468,378,004.45
  5. Step 5: Solve for x
    x = 53,468,378,004.45/350,887.90
  6. Step 6: Final answer
    x = 152,380.23

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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.