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Finding the Fourth Proportional to 625,132.70, 937,589.85 and 175,746.88

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Solution

The fourth proportional to 625,132.70, 937,589.85 and 175,746.88 is: 263,589.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,132.70 : 937,589.85 = 175,746.88 : x
  2. Step 2: Convert to fraction form
    625,132.70/937,589.85 = 175,746.88/x
  3. Step 3: Cross multiply
    625,132.70x = 937,589.85 × 175,746.88
  4. Step 4: Simplify right side
    625,132.70x = 164,778,486,169.22
  5. Step 5: Solve for x
    x = 164,778,486,169.22/625,132.70
  6. Step 6: Final answer
    x = 263,589.61

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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.