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Finding the Fourth Proportional to 5,262.32, 7,897 and 2,184.32

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Solution

The fourth proportional to 5,262.32, 7,897 and 2,184.32 is: 3,277.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.32 : 7,897 = 2,184.32 : x
  2. Step 2: Convert to fraction form
    5,262.32/7,897 = 2,184.32/x
  3. Step 3: Cross multiply
    5,262.32x = 7,897 × 2,184.32
  4. Step 4: Simplify right side
    5,262.32x = 17,249,575.04
  5. Step 5: Solve for x
    x = 17,249,575.04/5,262.32
  6. Step 6: Final answer
    x = 3,277.94

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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.