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Finding the Fourth Proportional to 440,247.77, 660,101.80 and 187,384.26

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Solution

The fourth proportional to 440,247.77, 660,101.80 and 187,384.26 is: 280,961.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,247.77 : 660,101.80 = 187,384.26 : x
  2. Step 2: Convert to fraction form
    440,247.77/660,101.80 = 187,384.26/x
  3. Step 3: Cross multiply
    440,247.77x = 660,101.80 × 187,384.26
  4. Step 4: Simplify right side
    440,247.77x = 123,692,687,317.67
  5. Step 5: Solve for x
    x = 123,692,687,317.67/440,247.77
  6. Step 6: Final answer
    x = 280,961.53

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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.