Home / 386,714.45-533,556.92-250,754.13

Finding the Fourth Proportional to 386,714.45, 533,556.92 and 250,754.13

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Solution

The fourth proportional to 386,714.45, 533,556.92 and 250,754.13 is: 345,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,714.45 : 533,556.92 = 250,754.13 : x
  2. Step 2: Convert to fraction form
    386,714.45/533,556.92 = 250,754.13/x
  3. Step 3: Cross multiply
    386,714.45x = 533,556.92 × 250,754.13
  4. Step 4: Simplify right side
    386,714.45x = 133,791,601,906.97
  5. Step 5: Solve for x
    x = 133,791,601,906.97/386,714.45
  6. Step 6: Final answer
    x = 345,970.01

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1.5x scale

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.