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Finding the Fourth Proportional to 7,575.75, 11,363.75 and 2,897.93

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Solution

The fourth proportional to 7,575.75, 11,363.75 and 2,897.93 is: 4,346.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.75 : 11,363.75 = 2,897.93 : x
  2. Step 2: Convert to fraction form
    7,575.75/11,363.75 = 2,897.93/x
  3. Step 3: Cross multiply
    7,575.75x = 11,363.75 × 2,897.93
  4. Step 4: Simplify right side
    7,575.75x = 32,931,280.73
  5. Step 5: Solve for x
    x = 32,931,280.73/7,575.75
  6. Step 6: Final answer
    x = 4,346.93

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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.