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Finding the Fourth Proportional to 4,294.45, 5,923.02 and 2,877.68

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Solution

The fourth proportional to 4,294.45, 5,923.02 and 2,877.68 is: 3,968.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,294.45 : 5,923.02 = 2,877.68 : x
  2. Step 2: Convert to fraction form
    4,294.45/5,923.02 = 2,877.68/x
  3. Step 3: Cross multiply
    4,294.45x = 5,923.02 × 2,877.68
  4. Step 4: Simplify right side
    4,294.45x = 17,044,571.00
  5. Step 5: Solve for x
    x = 17,044,571.00/4,294.45
  6. Step 6: Final answer
    x = 3,968.98

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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.