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Finding the Fourth Proportional to 5,357.68, 8,036.52 and 1,462.72

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Solution

The fourth proportional to 5,357.68, 8,036.52 and 1,462.72 is: 2,194.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.68 : 8,036.52 = 1,462.72 : x
  2. Step 2: Convert to fraction form
    5,357.68/8,036.52 = 1,462.72/x
  3. Step 3: Cross multiply
    5,357.68x = 8,036.52 × 1,462.72
  4. Step 4: Simplify right side
    5,357.68x = 11,755,178.53
  5. Step 5: Solve for x
    x = 11,755,178.53/5,357.68
  6. Step 6: Final answer
    x = 2,194.08

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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.