Home / 659,207.49-988,812.86-185,895.33

Finding the Fourth Proportional to 659,207.49, 988,812.86 and 185,895.33

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Solution

The fourth proportional to 659,207.49, 988,812.86 and 185,895.33 is: 278,843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,207.49 : 988,812.86 = 185,895.33 : x
  2. Step 2: Convert to fraction form
    659,207.49/988,812.86 = 185,895.33/x
  3. Step 3: Cross multiply
    659,207.49x = 988,812.86 × 185,895.33
  4. Step 4: Simplify right side
    659,207.49x = 183,815,691,988.47
  5. Step 5: Solve for x
    x = 183,815,691,988.47/659,207.49
  6. Step 6: Final answer
    x = 278,843.45

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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.