Home / 440,261.21-660,476.57-187,536.96

Finding the Fourth Proportional to 440,261.21, 660,476.57 and 187,536.96

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Solution

The fourth proportional to 440,261.21, 660,476.57 and 187,536.96 is: 281,341.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,261.21 : 660,476.57 = 187,536.96 : x
  2. Step 2: Convert to fraction form
    440,261.21/660,476.57 = 187,536.96/x
  3. Step 3: Cross multiply
    440,261.21x = 660,476.57 × 187,536.96
  4. Step 4: Simplify right side
    440,261.21x = 123,863,767,151.34
  5. Step 5: Solve for x
    x = 123,863,767,151.34/440,261.21
  6. Step 6: Final answer
    x = 281,341.54

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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.