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Finding the Fourth Proportional to 7,246.99, 10,001.65 and 4,060.80

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Solution

The fourth proportional to 7,246.99, 10,001.65 and 4,060.80 is: 5,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.99 : 10,001.65 = 4,060.80 : x
  2. Step 2: Convert to fraction form
    7,246.99/10,001.65 = 4,060.80/x
  3. Step 3: Cross multiply
    7,246.99x = 10,001.65 × 4,060.80
  4. Step 4: Simplify right side
    7,246.99x = 40,614,700.32
  5. Step 5: Solve for x
    x = 40,614,700.32/7,246.99
  6. Step 6: Final answer
    x = 5,604.35

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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.