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Finding the Fourth Proportional to 624.54, 931.30 and 593.88

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Solution

The fourth proportional to 624.54, 931.30 and 593.88 is: 885.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.54 : 931.30 = 593.88 : x
  2. Step 2: Convert to fraction form
    624.54/931.30 = 593.88/x
  3. Step 3: Cross multiply
    624.54x = 931.30 × 593.88
  4. Step 4: Simplify right side
    624.54x = 553,077.47
  5. Step 5: Solve for x
    x = 553,077.47/624.54
  6. Step 6: Final answer
    x = 885.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.