Home / 440,340.03-660,510.09-124,796.97

Finding the Fourth Proportional to 440,340.03, 660,510.09 and 124,796.97

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Solution

The fourth proportional to 440,340.03, 660,510.09 and 124,796.97 is: 187,195.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,340.03 : 660,510.09 = 124,796.97 : x
  2. Step 2: Convert to fraction form
    440,340.03/660,510.09 = 124,796.97/x
  3. Step 3: Cross multiply
    440,340.03x = 660,510.09 × 124,796.97
  4. Step 4: Simplify right side
    440,340.03x = 82,429,657,886.43
  5. Step 5: Solve for x
    x = 82,429,657,886.43/440,340.03
  6. Step 6: Final answer
    x = 187,195.47

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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.