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Finding the Fourth Proportional to 595.12, 897.20 and 553.36

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Solution

The fourth proportional to 595.12, 897.20 and 553.36 is: 834.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.12 : 897.20 = 553.36 : x
  2. Step 2: Convert to fraction form
    595.12/897.20 = 553.36/x
  3. Step 3: Cross multiply
    595.12x = 897.20 × 553.36
  4. Step 4: Simplify right side
    595.12x = 496,474.59
  5. Step 5: Solve for x
    x = 496,474.59/595.12
  6. Step 6: Final answer
    x = 834.24

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.