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Finding the Fourth Proportional to 440,610.26, 660,950.40 and 187,892.90

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Solution

The fourth proportional to 440,610.26, 660,950.40 and 187,892.90 is: 281,854.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,610.26 : 660,950.40 = 187,892.90 : x
  2. Step 2: Convert to fraction form
    440,610.26/660,950.40 = 187,892.90/x
  3. Step 3: Cross multiply
    440,610.26x = 660,950.40 × 187,892.90
  4. Step 4: Simplify right side
    440,610.26x = 124,187,888,075.50
  5. Step 5: Solve for x
    x = 124,187,888,075.50/440,610.26
  6. Step 6: Final answer
    x = 281,854.28

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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.