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Finding the Fourth Proportional to 337,657.60, 506,486.40 and 88,339.60

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Solution

The fourth proportional to 337,657.60, 506,486.40 and 88,339.60 is: 132,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,657.60 : 506,486.40 = 88,339.60 : x
  2. Step 2: Convert to fraction form
    337,657.60/506,486.40 = 88,339.60/x
  3. Step 3: Cross multiply
    337,657.60x = 506,486.40 × 88,339.60
  4. Step 4: Simplify right side
    337,657.60x = 44,742,805,981.44
  5. Step 5: Solve for x
    x = 44,742,805,981.44/337,657.60
  6. Step 6: Final answer
    x = 132,509.40

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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.