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Finding the Fourth Proportional to 425,503.95, 587,199.02 and 234,517.83

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Solution

The fourth proportional to 425,503.95, 587,199.02 and 234,517.83 is: 323,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,503.95 : 587,199.02 = 234,517.83 : x
  2. Step 2: Convert to fraction form
    425,503.95/587,199.02 = 234,517.83/x
  3. Step 3: Cross multiply
    425,503.95x = 587,199.02 × 234,517.83
  4. Step 4: Simplify right side
    425,503.95x = 137,708,638,775.94
  5. Step 5: Solve for x
    x = 137,708,638,775.94/425,503.95
  6. Step 6: Final answer
    x = 323,636.57

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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.