Home / 609,087.90-913,631.85-293,576.70

Finding the Fourth Proportional to 609,087.90, 913,631.85 and 293,576.70

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Solution

The fourth proportional to 609,087.90, 913,631.85 and 293,576.70 is: 440,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,087.90 : 913,631.85 = 293,576.70 : x
  2. Step 2: Convert to fraction form
    609,087.90/913,631.85 = 293,576.70/x
  3. Step 3: Cross multiply
    609,087.90x = 913,631.85 × 293,576.70
  4. Step 4: Simplify right side
    609,087.90x = 268,221,023,537.90
  5. Step 5: Solve for x
    x = 268,221,023,537.90/609,087.90
  6. Step 6: Final answer
    x = 440,365.05

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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.