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Finding the Fourth Proportional to 7,658.93, 10,573.26 and 6,551.77

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Solution

The fourth proportional to 7,658.93, 10,573.26 and 6,551.77 is: 9,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658.93 : 10,573.26 = 6,551.77 : x
  2. Step 2: Convert to fraction form
    7,658.93/10,573.26 = 6,551.77/x
  3. Step 3: Cross multiply
    7,658.93x = 10,573.26 × 6,551.77
  4. Step 4: Simplify right side
    7,658.93x = 69,273,514.80
  5. Step 5: Solve for x
    x = 69,273,514.80/7,658.93
  6. Step 6: Final answer
    x = 9,044.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.