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Finding the Fourth Proportional to 247,512.76, 370,447.62 and 225,377.08

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Solution

The fourth proportional to 247,512.76, 370,447.62 and 225,377.08 is: 337,317.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,512.76 : 370,447.62 = 225,377.08 : x
  2. Step 2: Convert to fraction form
    247,512.76/370,447.62 = 225,377.08/x
  3. Step 3: Cross multiply
    247,512.76x = 370,447.62 × 225,377.08
  4. Step 4: Simplify right side
    247,512.76x = 83,490,402,888.55
  5. Step 5: Solve for x
    x = 83,490,402,888.55/247,512.76
  6. Step 6: Final answer
    x = 337,317.57

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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.