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Finding the Fourth Proportional to 240,515.61, 360,897.90 and 174,500.61

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Solution

The fourth proportional to 240,515.61, 360,897.90 and 174,500.61 is: 261,841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,515.61 : 360,897.90 = 174,500.61 : x
  2. Step 2: Convert to fraction form
    240,515.61/360,897.90 = 174,500.61/x
  3. Step 3: Cross multiply
    240,515.61x = 360,897.90 × 174,500.61
  4. Step 4: Simplify right side
    240,515.61x = 62,976,903,697.72
  5. Step 5: Solve for x
    x = 62,976,903,697.72/240,515.61
  6. Step 6: Final answer
    x = 261,841.23

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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.