Home / 418,816.24-577,965.96-227,829.16

Finding the Fourth Proportional to 418,816.24, 577,965.96 and 227,829.16

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Solution

The fourth proportional to 418,816.24, 577,965.96 and 227,829.16 is: 314,404.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,816.24 : 577,965.96 = 227,829.16 : x
  2. Step 2: Convert to fraction form
    418,816.24/577,965.96 = 227,829.16/x
  3. Step 3: Cross multiply
    418,816.24x = 577,965.96 × 227,829.16
  4. Step 4: Simplify right side
    418,816.24x = 131,677,499,175.39
  5. Step 5: Solve for x
    x = 131,677,499,175.39/418,816.24
  6. Step 6: Final answer
    x = 314,404.00

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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.