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Finding the Fourth Proportional to 247,503.87, 370,627.82 and 207,417.44

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Solution

The fourth proportional to 247,503.87, 370,627.82 and 207,417.44 is: 310,599.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,503.87 : 370,627.82 = 207,417.44 : x
  2. Step 2: Convert to fraction form
    247,503.87/370,627.82 = 207,417.44/x
  3. Step 3: Cross multiply
    247,503.87x = 370,627.82 × 207,417.44
  4. Step 4: Simplify right side
    247,503.87x = 76,874,674,284.48
  5. Step 5: Solve for x
    x = 76,874,674,284.48/247,503.87
  6. Step 6: Final answer
    x = 310,599.89

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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.