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Finding the Fourth Proportional to 418,600.52, 577,667.40 and 227,614.40

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Solution

The fourth proportional to 418,600.52, 577,667.40 and 227,614.40 is: 314,107.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,600.52 : 577,667.40 = 227,614.40 : x
  2. Step 2: Convert to fraction form
    418,600.52/577,667.40 = 227,614.40/x
  3. Step 3: Cross multiply
    418,600.52x = 577,667.40 × 227,614.40
  4. Step 4: Simplify right side
    418,600.52x = 131,485,418,650.56
  5. Step 5: Solve for x
    x = 131,485,418,650.56/418,600.52
  6. Step 6: Final answer
    x = 314,107.16

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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.