Home / 416,581.86-574,881.82-225,595.20

Finding the Fourth Proportional to 416,581.86, 574,881.82 and 225,595.20

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Solution

The fourth proportional to 416,581.86, 574,881.82 and 225,595.20 is: 311,320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,581.86 : 574,881.82 = 225,595.20 : x
  2. Step 2: Convert to fraction form
    416,581.86/574,881.82 = 225,595.20/x
  3. Step 3: Cross multiply
    416,581.86x = 574,881.82 × 225,595.20
  4. Step 4: Simplify right side
    416,581.86x = 129,690,579,159.26
  5. Step 5: Solve for x
    x = 129,690,579,159.26/416,581.86
  6. Step 6: Final answer
    x = 311,320.75

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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.