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Finding the Fourth Proportional to 595.68, 892.55 and 572.90

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Solution

The fourth proportional to 595.68, 892.55 and 572.90 is: 858.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.68 : 892.55 = 572.90 : x
  2. Step 2: Convert to fraction form
    595.68/892.55 = 572.90/x
  3. Step 3: Cross multiply
    595.68x = 892.55 × 572.90
  4. Step 4: Simplify right side
    595.68x = 511,337.91
  5. Step 5: Solve for x
    x = 511,337.91/595.68
  6. Step 6: Final answer
    x = 858.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.