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Finding the Fourth Proportional to 5,895.60, 8,835.72 and 4,503.78

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Solution

The fourth proportional to 5,895.60, 8,835.72 and 4,503.78 is: 6,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,895.60 : 8,835.72 = 4,503.78 : x
  2. Step 2: Convert to fraction form
    5,895.60/8,835.72 = 4,503.78/x
  3. Step 3: Cross multiply
    5,895.60x = 8,835.72 × 4,503.78
  4. Step 4: Simplify right side
    5,895.60x = 39,794,139.02
  5. Step 5: Solve for x
    x = 39,794,139.02/5,895.60
  6. Step 6: Final answer
    x = 6,749.80

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1.5x scale

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.