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Finding the Fourth Proportional to 530,251.84, 795,433.11 and 170,331.85

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Solution

The fourth proportional to 530,251.84, 795,433.11 and 170,331.85 is: 255,515.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,251.84 : 795,433.11 = 170,331.85 : x
  2. Step 2: Convert to fraction form
    530,251.84/795,433.11 = 170,331.85/x
  3. Step 3: Cross multiply
    530,251.84x = 795,433.11 × 170,331.85
  4. Step 4: Simplify right side
    530,251.84x = 135,487,593,177.55
  5. Step 5: Solve for x
    x = 135,487,593,177.55/530,251.84
  6. Step 6: Final answer
    x = 255,515.55

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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.