Home / 659,236.95-988,767.59-185,960.43

Finding the Fourth Proportional to 659,236.95, 988,767.59 and 185,960.43

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Solution

The fourth proportional to 659,236.95, 988,767.59 and 185,960.43 is: 278,915.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,236.95 : 988,767.59 = 185,960.43 : x
  2. Step 2: Convert to fraction form
    659,236.95/988,767.59 = 185,960.43/x
  3. Step 3: Cross multiply
    659,236.95x = 988,767.59 × 185,960.43
  4. Step 4: Simplify right side
    659,236.95x = 183,871,645,276.66
  5. Step 5: Solve for x
    x = 183,871,645,276.66/659,236.95
  6. Step 6: Final answer
    x = 278,915.87

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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.