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Finding the Fourth Proportional to 7,600.08, 10,476.61 and 5,918.52

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Solution

The fourth proportional to 7,600.08, 10,476.61 and 5,918.52 is: 8,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,600.08 : 10,476.61 = 5,918.52 : x
  2. Step 2: Convert to fraction form
    7,600.08/10,476.61 = 5,918.52/x
  3. Step 3: Cross multiply
    7,600.08x = 10,476.61 × 5,918.52
  4. Step 4: Simplify right side
    7,600.08x = 62,006,025.82
  5. Step 5: Solve for x
    x = 62,006,025.82/7,600.08
  6. Step 6: Final answer
    x = 8,158.60

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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.