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Finding the Fourth Proportional to 8,701.24, 13,042.48 and 4,309.24

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Solution

The fourth proportional to 8,701.24, 13,042.48 and 4,309.24 is: 6,459.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.24 : 13,042.48 = 4,309.24 : x
  2. Step 2: Convert to fraction form
    8,701.24/13,042.48 = 4,309.24/x
  3. Step 3: Cross multiply
    8,701.24x = 13,042.48 × 4,309.24
  4. Step 4: Simplify right side
    8,701.24x = 56,203,176.52
  5. Step 5: Solve for x
    x = 56,203,176.52/8,701.24
  6. Step 6: Final answer
    x = 6,459.21

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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.