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Finding the Fourth Proportional to 590.32, 812.94 and 588.52

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Solution

The fourth proportional to 590.32, 812.94 and 588.52 is: 810.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.32 : 812.94 = 588.52 : x
  2. Step 2: Convert to fraction form
    590.32/812.94 = 588.52/x
  3. Step 3: Cross multiply
    590.32x = 812.94 × 588.52
  4. Step 4: Simplify right side
    590.32x = 478,431.45
  5. Step 5: Solve for x
    x = 478,431.45/590.32
  6. Step 6: Final answer
    x = 810.46

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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.