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Finding the Fourth Proportional to 9,041.65, 12,477.11 and 5,264.93

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Solution

The fourth proportional to 9,041.65, 12,477.11 and 5,264.93 is: 7,265.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,041.65 : 12,477.11 = 5,264.93 : x
  2. Step 2: Convert to fraction form
    9,041.65/12,477.11 = 5,264.93/x
  3. Step 3: Cross multiply
    9,041.65x = 12,477.11 × 5,264.93
  4. Step 4: Simplify right side
    9,041.65x = 65,691,110.75
  5. Step 5: Solve for x
    x = 65,691,110.75/9,041.65
  6. Step 6: Final answer
    x = 7,265.39

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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.