Home / 684,666.06-944,520.81-443,026.65

Finding the Fourth Proportional to 684,666.06, 944,520.81 and 443,026.65

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Solution

The fourth proportional to 684,666.06, 944,520.81 and 443,026.65 is: 611,170.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,666.06 : 944,520.81 = 443,026.65 : x
  2. Step 2: Convert to fraction form
    684,666.06/944,520.81 = 443,026.65/x
  3. Step 3: Cross multiply
    684,666.06x = 944,520.81 × 443,026.65
  4. Step 4: Simplify right side
    684,666.06x = 418,447,890,309.59
  5. Step 5: Solve for x
    x = 418,447,890,309.59/684,666.06
  6. Step 6: Final answer
    x = 611,170.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.