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Finding the Fourth Proportional to 2,235.80, 3,353.55 and 592.31

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Solution

The fourth proportional to 2,235.80, 3,353.55 and 592.31 is: 888.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.80 : 3,353.55 = 592.31 : x
  2. Step 2: Convert to fraction form
    2,235.80/3,353.55 = 592.31/x
  3. Step 3: Cross multiply
    2,235.80x = 3,353.55 × 592.31
  4. Step 4: Simplify right side
    2,235.80x = 1,986,341.20
  5. Step 5: Solve for x
    x = 1,986,341.20/2,235.80
  6. Step 6: Final answer
    x = 888.43

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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.