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Finding the Fourth Proportional to 247,180.96, 340,864.08 and 186,073.48

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Solution

The fourth proportional to 247,180.96, 340,864.08 and 186,073.48 is: 256,596.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,180.96 : 340,864.08 = 186,073.48 : x
  2. Step 2: Convert to fraction form
    247,180.96/340,864.08 = 186,073.48/x
  3. Step 3: Cross multiply
    247,180.96x = 340,864.08 × 186,073.48
  4. Step 4: Simplify right side
    247,180.96x = 63,425,765,572.60
  5. Step 5: Solve for x
    x = 63,425,765,572.60/247,180.96
  6. Step 6: Final answer
    x = 256,596.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.