Home / 526,966.14-727,213.71-285,247.97

Finding the Fourth Proportional to 526,966.14, 727,213.71 and 285,247.97

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Solution

The fourth proportional to 526,966.14, 727,213.71 and 285,247.97 is: 393,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,966.14 : 727,213.71 = 285,247.97 : x
  2. Step 2: Convert to fraction form
    526,966.14/727,213.71 = 285,247.97/x
  3. Step 3: Cross multiply
    526,966.14x = 727,213.71 × 285,247.97
  4. Step 4: Simplify right side
    526,966.14x = 207,436,234,533.67
  5. Step 5: Solve for x
    x = 207,436,234,533.67/526,966.14
  6. Step 6: Final answer
    x = 393,642.44

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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.