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Finding the Fourth Proportional to 593.07, 817.16 and 426.75

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Solution

The fourth proportional to 593.07, 817.16 and 426.75 is: 587.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.07 : 817.16 = 426.75 : x
  2. Step 2: Convert to fraction form
    593.07/817.16 = 426.75/x
  3. Step 3: Cross multiply
    593.07x = 817.16 × 426.75
  4. Step 4: Simplify right side
    593.07x = 348,720.90
  5. Step 5: Solve for x
    x = 348,720.90/593.07
  6. Step 6: Final answer
    x = 587.99

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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.