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Finding the Fourth Proportional to 418,507.88, 577,594.02 and 237,249.32

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Solution

The fourth proportional to 418,507.88, 577,594.02 and 237,249.32 is: 327,434.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,507.88 : 577,594.02 = 237,249.32 : x
  2. Step 2: Convert to fraction form
    418,507.88/577,594.02 = 237,249.32/x
  3. Step 3: Cross multiply
    418,507.88x = 577,594.02 × 237,249.32
  4. Step 4: Simplify right side
    418,507.88x = 137,033,788,481.07
  5. Step 5: Solve for x
    x = 137,033,788,481.07/418,507.88
  6. Step 6: Final answer
    x = 327,434.19

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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.