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Finding the Fourth Proportional to 5,359.47, 7,396.02 and 3,001.65

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Solution

The fourth proportional to 5,359.47, 7,396.02 and 3,001.65 is: 4,142.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.47 : 7,396.02 = 3,001.65 : x
  2. Step 2: Convert to fraction form
    5,359.47/7,396.02 = 3,001.65/x
  3. Step 3: Cross multiply
    5,359.47x = 7,396.02 × 3,001.65
  4. Step 4: Simplify right side
    5,359.47x = 22,200,263.43
  5. Step 5: Solve for x
    x = 22,200,263.43/5,359.47
  6. Step 6: Final answer
    x = 4,142.25

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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.