Home / 439,695.83-659,541.92-186,936.95

Finding the Fourth Proportional to 439,695.83, 659,541.92 and 186,936.95

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Solution

The fourth proportional to 439,695.83, 659,541.92 and 186,936.95 is: 280,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,695.83 : 659,541.92 = 186,936.95 : x
  2. Step 2: Convert to fraction form
    439,695.83/659,541.92 = 186,936.95/x
  3. Step 3: Cross multiply
    439,695.83x = 659,541.92 × 186,936.95
  4. Step 4: Simplify right side
    439,695.83x = 123,292,750,689.55
  5. Step 5: Solve for x
    x = 123,292,750,689.55/439,695.83
  6. Step 6: Final answer
    x = 280,404.64

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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.