Home / 418,004.64-576,882-236,748.24

Finding the Fourth Proportional to 418,004.64, 576,882 and 236,748.24

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Solution

The fourth proportional to 418,004.64, 576,882 and 236,748.24 is: 326,732.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,004.64 : 576,882 = 236,748.24 : x
  2. Step 2: Convert to fraction form
    418,004.64/576,882 = 236,748.24/x
  3. Step 3: Cross multiply
    418,004.64x = 576,882 × 236,748.24
  4. Step 4: Simplify right side
    418,004.64x = 136,575,798,187.68
  5. Step 5: Solve for x
    x = 136,575,798,187.68/418,004.64
  6. Step 6: Final answer
    x = 326,732.73

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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.