Home / 474,139.46-654,312.18-259,279.52

Finding the Fourth Proportional to 474,139.46, 654,312.18 and 259,279.52

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Solution

The fourth proportional to 474,139.46, 654,312.18 and 259,279.52 is: 357,805.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,139.46 : 654,312.18 = 259,279.52 : x
  2. Step 2: Convert to fraction form
    474,139.46/654,312.18 = 259,279.52/x
  3. Step 3: Cross multiply
    474,139.46x = 654,312.18 × 259,279.52
  4. Step 4: Simplify right side
    474,139.46x = 169,649,747,960.55
  5. Step 5: Solve for x
    x = 169,649,747,960.55/474,139.46
  6. Step 6: Final answer
    x = 357,805.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.