Home / 656,871.85-984,849.31-336,401.02

Finding the Fourth Proportional to 656,871.85, 984,849.31 and 336,401.02

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Solution

The fourth proportional to 656,871.85, 984,849.31 and 336,401.02 is: 504,366.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,871.85 : 984,849.31 = 336,401.02 : x
  2. Step 2: Convert to fraction form
    656,871.85/984,849.31 = 336,401.02/x
  3. Step 3: Cross multiply
    656,871.85x = 984,849.31 × 336,401.02
  4. Step 4: Simplify right side
    656,871.85x = 331,304,312,430.30
  5. Step 5: Solve for x
    x = 331,304,312,430.30/656,871.85
  6. Step 6: Final answer
    x = 504,366.74

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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.