Home / 269,644.10-403,931.55-236,401.70

Finding the Fourth Proportional to 269,644.10, 403,931.55 and 236,401.70

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Solution

The fourth proportional to 269,644.10, 403,931.55 and 236,401.70 is: 354,133.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,644.10 : 403,931.55 = 236,401.70 : x
  2. Step 2: Convert to fraction form
    269,644.10/403,931.55 = 236,401.70/x
  3. Step 3: Cross multiply
    269,644.10x = 403,931.55 × 236,401.70
  4. Step 4: Simplify right side
    269,644.10x = 95,490,105,103.64
  5. Step 5: Solve for x
    x = 95,490,105,103.64/269,644.10
  6. Step 6: Final answer
    x = 354,133.86

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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.