Home / 418,161.57-577,061.46-227,173.29

Finding the Fourth Proportional to 418,161.57, 577,061.46 and 227,173.29

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Solution

The fourth proportional to 418,161.57, 577,061.46 and 227,173.29 is: 313,498.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,161.57 : 577,061.46 = 227,173.29 : x
  2. Step 2: Convert to fraction form
    418,161.57/577,061.46 = 227,173.29/x
  3. Step 3: Cross multiply
    418,161.57x = 577,061.46 × 227,173.29
  4. Step 4: Simplify right side
    418,161.57x = 131,092,950,400.40
  5. Step 5: Solve for x
    x = 131,092,950,400.40/418,161.57
  6. Step 6: Final answer
    x = 313,498.32

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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.