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Finding the Fourth Proportional to 3,307.96, 4,957.53 and 1,747.60

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Solution

The fourth proportional to 3,307.96, 4,957.53 and 1,747.60 is: 2,619.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.96 : 4,957.53 = 1,747.60 : x
  2. Step 2: Convert to fraction form
    3,307.96/4,957.53 = 1,747.60/x
  3. Step 3: Cross multiply
    3,307.96x = 4,957.53 × 1,747.60
  4. Step 4: Simplify right side
    3,307.96x = 8,663,779.43
  5. Step 5: Solve for x
    x = 8,663,779.43/3,307.96
  6. Step 6: Final answer
    x = 2,619.07

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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.