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Finding the Fourth Proportional to 6,337.68, 9,482.76 and 5,242.56

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Solution

The fourth proportional to 6,337.68, 9,482.76 and 5,242.56 is: 7,844.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,337.68 : 9,482.76 = 5,242.56 : x
  2. Step 2: Convert to fraction form
    6,337.68/9,482.76 = 5,242.56/x
  3. Step 3: Cross multiply
    6,337.68x = 9,482.76 × 5,242.56
  4. Step 4: Simplify right side
    6,337.68x = 49,713,938.27
  5. Step 5: Solve for x
    x = 49,713,938.27/6,337.68
  6. Step 6: Final answer
    x = 7,844.19

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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.