Home / 439,635.11-659,108.15-173,594.76

Finding the Fourth Proportional to 439,635.11, 659,108.15 and 173,594.76

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Solution

The fourth proportional to 439,635.11, 659,108.15 and 173,594.76 is: 260,256.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,635.11 : 659,108.15 = 173,594.76 : x
  2. Step 2: Convert to fraction form
    439,635.11/659,108.15 = 173,594.76/x
  3. Step 3: Cross multiply
    439,635.11x = 659,108.15 × 173,594.76
  4. Step 4: Simplify right side
    439,635.11x = 114,417,720,245.32
  5. Step 5: Solve for x
    x = 114,417,720,245.32/439,635.11
  6. Step 6: Final answer
    x = 260,256.11

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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.