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Finding the Fourth Proportional to 8,417.67, 12,625.52 and 2,574.33

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Solution

The fourth proportional to 8,417.67, 12,625.52 and 2,574.33 is: 3,861.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.67 : 12,625.52 = 2,574.33 : x
  2. Step 2: Convert to fraction form
    8,417.67/12,625.52 = 2,574.33/x
  3. Step 3: Cross multiply
    8,417.67x = 12,625.52 × 2,574.33
  4. Step 4: Simplify right side
    8,417.67x = 32,502,242.03
  5. Step 5: Solve for x
    x = 32,502,242.03/8,417.67
  6. Step 6: Final answer
    x = 3,861.19

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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.