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Finding the Fourth Proportional to 247,712.10, 371,568.15 and 60,723.60

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Solution

The fourth proportional to 247,712.10, 371,568.15 and 60,723.60 is: 91,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,712.10 : 371,568.15 = 60,723.60 : x
  2. Step 2: Convert to fraction form
    247,712.10/371,568.15 = 60,723.60/x
  3. Step 3: Cross multiply
    247,712.10x = 371,568.15 × 60,723.60
  4. Step 4: Simplify right side
    247,712.10x = 22,562,955,713.34
  5. Step 5: Solve for x
    x = 22,562,955,713.34/247,712.10
  6. Step 6: Final answer
    x = 91,085.40

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1.5x scale

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.