Home / 714,244.38-1,071,335.85-215,593.50

Finding the Fourth Proportional to 714,244.38, 1,071,335.85 and 215,593.50

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Solution

The fourth proportional to 714,244.38, 1,071,335.85 and 215,593.50 is: 323,380.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,244.38 : 1,071,335.85 = 215,593.50 : x
  2. Step 2: Convert to fraction form
    714,244.38/1,071,335.85 = 215,593.50/x
  3. Step 3: Cross multiply
    714,244.38x = 1,071,335.85 × 215,593.50
  4. Step 4: Simplify right side
    714,244.38x = 230,973,045,576.98
  5. Step 5: Solve for x
    x = 230,973,045,576.98/714,244.38
  6. Step 6: Final answer
    x = 323,380.98

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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.