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Finding the Fourth Proportional to 5,871.07, 8,749.42 and 5,693.07

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Solution

The fourth proportional to 5,871.07, 8,749.42 and 5,693.07 is: 8,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.07 : 8,749.42 = 5,693.07 : x
  2. Step 2: Convert to fraction form
    5,871.07/8,749.42 = 5,693.07/x
  3. Step 3: Cross multiply
    5,871.07x = 8,749.42 × 5,693.07
  4. Step 4: Simplify right side
    5,871.07x = 49,811,060.52
  5. Step 5: Solve for x
    x = 49,811,060.52/5,871.07
  6. Step 6: Final answer
    x = 8,484.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.