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Finding the Fourth Proportional to 8,573.88, 11,829.33 and 5,588.63

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Solution

The fourth proportional to 8,573.88, 11,829.33 and 5,588.63 is: 7,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573.88 : 11,829.33 = 5,588.63 : x
  2. Step 2: Convert to fraction form
    8,573.88/11,829.33 = 5,588.63/x
  3. Step 3: Cross multiply
    8,573.88x = 11,829.33 × 5,588.63
  4. Step 4: Simplify right side
    8,573.88x = 66,109,689.37
  5. Step 5: Solve for x
    x = 66,109,689.37/8,573.88
  6. Step 6: Final answer
    x = 7,710.59

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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.