Home / 408,325.16-563,514.18-227,077.58

Finding the Fourth Proportional to 408,325.16, 563,514.18 and 227,077.58

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Solution

The fourth proportional to 408,325.16, 563,514.18 and 227,077.58 is: 313,381.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,325.16 : 563,514.18 = 227,077.58 : x
  2. Step 2: Convert to fraction form
    408,325.16/563,514.18 = 227,077.58/x
  3. Step 3: Cross multiply
    408,325.16x = 563,514.18 × 227,077.58
  4. Step 4: Simplify right side
    408,325.16x = 127,961,436,290.08
  5. Step 5: Solve for x
    x = 127,961,436,290.08/408,325.16
  6. Step 6: Final answer
    x = 313,381.22

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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.