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Finding the Fourth Proportional to 7,517.03, 10,374.15 and 4,373

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Solution

The fourth proportional to 7,517.03, 10,374.15 and 4,373 is: 6,035.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.03 : 10,374.15 = 4,373 : x
  2. Step 2: Convert to fraction form
    7,517.03/10,374.15 = 4,373/x
  3. Step 3: Cross multiply
    7,517.03x = 10,374.15 × 4,373
  4. Step 4: Simplify right side
    7,517.03x = 45,366,157.95
  5. Step 5: Solve for x
    x = 45,366,157.95/7,517.03
  6. Step 6: Final answer
    x = 6,035.12

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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.