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Finding the Fourth Proportional to 5,253.73, 7,248.12 and 3,014.80

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Solution

The fourth proportional to 5,253.73, 7,248.12 and 3,014.80 is: 4,159.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.73 : 7,248.12 = 3,014.80 : x
  2. Step 2: Convert to fraction form
    5,253.73/7,248.12 = 3,014.80/x
  3. Step 3: Cross multiply
    5,253.73x = 7,248.12 × 3,014.80
  4. Step 4: Simplify right side
    5,253.73x = 21,851,632.18
  5. Step 5: Solve for x
    x = 21,851,632.18/5,253.73
  6. Step 6: Final answer
    x = 4,159.26

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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.