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Finding the Fourth Proportional to 590.88, 886.64 and 360.16

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Solution

The fourth proportional to 590.88, 886.64 and 360.16 is: 540.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.88 : 886.64 = 360.16 : x
  2. Step 2: Convert to fraction form
    590.88/886.64 = 360.16/x
  3. Step 3: Cross multiply
    590.88x = 886.64 × 360.16
  4. Step 4: Simplify right side
    590.88x = 319,332.26
  5. Step 5: Solve for x
    x = 319,332.26/590.88
  6. Step 6: Final answer
    x = 540.44

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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.