Home / 418,249.17-577,185.78-236,996.45

Finding the Fourth Proportional to 418,249.17, 577,185.78 and 236,996.45

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Solution

The fourth proportional to 418,249.17, 577,185.78 and 236,996.45 is: 327,056.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,249.17 : 577,185.78 = 236,996.45 : x
  2. Step 2: Convert to fraction form
    418,249.17/577,185.78 = 236,996.45/x
  3. Step 3: Cross multiply
    418,249.17x = 577,185.78 × 236,996.45
  4. Step 4: Simplify right side
    418,249.17x = 136,790,981,017.74
  5. Step 5: Solve for x
    x = 136,790,981,017.74/418,249.17
  6. Step 6: Final answer
    x = 327,056.19

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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.