Home / 409,849.30-614,773.95-297,000.10

Finding the Fourth Proportional to 409,849.30, 614,773.95 and 297,000.10

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Solution

The fourth proportional to 409,849.30, 614,773.95 and 297,000.10 is: 445,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,849.30 : 614,773.95 = 297,000.10 : x
  2. Step 2: Convert to fraction form
    409,849.30/614,773.95 = 297,000.10/x
  3. Step 3: Cross multiply
    409,849.30x = 614,773.95 × 297,000.10
  4. Step 4: Simplify right side
    409,849.30x = 182,587,924,627.40
  5. Step 5: Solve for x
    x = 182,587,924,627.40/409,849.30
  6. Step 6: Final answer
    x = 445,500.15

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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.