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Finding the Fourth Proportional to 7,481.95, 10,323.88 and 4,337.53

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Solution

The fourth proportional to 7,481.95, 10,323.88 and 4,337.53 is: 5,985.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.95 : 10,323.88 = 4,337.53 : x
  2. Step 2: Convert to fraction form
    7,481.95/10,323.88 = 4,337.53/x
  3. Step 3: Cross multiply
    7,481.95x = 10,323.88 × 4,337.53
  4. Step 4: Simplify right side
    7,481.95x = 44,780,139.22
  5. Step 5: Solve for x
    x = 44,780,139.22/7,481.95
  6. Step 6: Final answer
    x = 5,985.09

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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.