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Finding the Fourth Proportional to 7,433.48, 10,265.13 and 4,785.48

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Solution

The fourth proportional to 7,433.48, 10,265.13 and 4,785.48 is: 6,608.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.48 : 10,265.13 = 4,785.48 : x
  2. Step 2: Convert to fraction form
    7,433.48/10,265.13 = 4,785.48/x
  3. Step 3: Cross multiply
    7,433.48x = 10,265.13 × 4,785.48
  4. Step 4: Simplify right side
    7,433.48x = 49,123,574.31
  5. Step 5: Solve for x
    x = 49,123,574.31/7,433.48
  6. Step 6: Final answer
    x = 6,608.43

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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.