Home / 418,259.82-577,197.46-227,273.22

Finding the Fourth Proportional to 418,259.82, 577,197.46 and 227,273.22

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Solution

The fourth proportional to 418,259.82, 577,197.46 and 227,273.22 is: 313,636.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,259.82 : 577,197.46 = 227,273.22 : x
  2. Step 2: Convert to fraction form
    418,259.82/577,197.46 = 227,273.22/x
  3. Step 3: Cross multiply
    418,259.82x = 577,197.46 × 227,273.22
  4. Step 4: Simplify right side
    418,259.82x = 131,181,525,310.02
  5. Step 5: Solve for x
    x = 131,181,525,310.02/418,259.82
  6. Step 6: Final answer
    x = 313,636.45

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Double scale
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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.