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Finding the Fourth Proportional to 227,563, 314,034.72 and 125,589.40

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Solution

The fourth proportional to 227,563, 314,034.72 and 125,589.40 is: 173,312.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,563 : 314,034.72 = 125,589.40 : x
  2. Step 2: Convert to fraction form
    227,563/314,034.72 = 125,589.40/x
  3. Step 3: Cross multiply
    227,563x = 314,034.72 × 125,589.40
  4. Step 4: Simplify right side
    227,563x = 39,439,432,063.97
  5. Step 5: Solve for x
    x = 39,439,432,063.97/227,563
  6. Step 6: Final answer
    x = 173,312.15

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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.