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Finding the Fourth Proportional to 6,651.84, 9,924 and 5,987.58

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Solution

The fourth proportional to 6,651.84, 9,924 and 5,987.58 is: 8,932.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.84 : 9,924 = 5,987.58 : x
  2. Step 2: Convert to fraction form
    6,651.84/9,924 = 5,987.58/x
  3. Step 3: Cross multiply
    6,651.84x = 9,924 × 5,987.58
  4. Step 4: Simplify right side
    6,651.84x = 59,420,743.92
  5. Step 5: Solve for x
    x = 59,420,743.92/6,651.84
  6. Step 6: Final answer
    x = 8,932.98

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1.5x scale

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.