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Finding the Fourth Proportional to 592.04, 817.14 and 395.88

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Solution

The fourth proportional to 592.04, 817.14 and 395.88 is: 546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.04 : 817.14 = 395.88 : x
  2. Step 2: Convert to fraction form
    592.04/817.14 = 395.88/x
  3. Step 3: Cross multiply
    592.04x = 817.14 × 395.88
  4. Step 4: Simplify right side
    592.04x = 323,489.38
  5. Step 5: Solve for x
    x = 323,489.38/592.04
  6. Step 6: Final answer
    x = 546.40

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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.