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Finding the Fourth Proportional to 9,477.68, 14,203.92 and 5,034.40

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Solution

The fourth proportional to 9,477.68, 14,203.92 and 5,034.40 is: 7,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477.68 : 14,203.92 = 5,034.40 : x
  2. Step 2: Convert to fraction form
    9,477.68/14,203.92 = 5,034.40/x
  3. Step 3: Cross multiply
    9,477.68x = 14,203.92 × 5,034.40
  4. Step 4: Simplify right side
    9,477.68x = 71,508,214.85
  5. Step 5: Solve for x
    x = 71,508,214.85/9,477.68
  6. Step 6: Final answer
    x = 7,544.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.