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Finding the Fourth Proportional to 590.40, 882.99 and 525.87

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Solution

The fourth proportional to 590.40, 882.99 and 525.87 is: 786.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.40 : 882.99 = 525.87 : x
  2. Step 2: Convert to fraction form
    590.40/882.99 = 525.87/x
  3. Step 3: Cross multiply
    590.40x = 882.99 × 525.87
  4. Step 4: Simplify right side
    590.40x = 464,337.95
  5. Step 5: Solve for x
    x = 464,337.95/590.40
  6. Step 6: Final answer
    x = 786.48

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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.