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Finding the Fourth Proportional to 595.08, 888.84 and 491.40

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Solution

The fourth proportional to 595.08, 888.84 and 491.40 is: 733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.08 : 888.84 = 491.40 : x
  2. Step 2: Convert to fraction form
    595.08/888.84 = 491.40/x
  3. Step 3: Cross multiply
    595.08x = 888.84 × 491.40
  4. Step 4: Simplify right side
    595.08x = 436,775.98
  5. Step 5: Solve for x
    x = 436,775.98/595.08
  6. Step 6: Final answer
    x = 733.98

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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.