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Finding the Fourth Proportional to 9,014.54, 12,452.06 and 7,252.79

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Solution

The fourth proportional to 9,014.54, 12,452.06 and 7,252.79 is: 10,018.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,014.54 : 12,452.06 = 7,252.79 : x
  2. Step 2: Convert to fraction form
    9,014.54/12,452.06 = 7,252.79/x
  3. Step 3: Cross multiply
    9,014.54x = 12,452.06 × 7,252.79
  4. Step 4: Simplify right side
    9,014.54x = 90,312,132.12
  5. Step 5: Solve for x
    x = 90,312,132.12/9,014.54
  6. Step 6: Final answer
    x = 10,018.50

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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.