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Finding the Fourth Proportional to 251,566.96, 377,350.44 and 64,578.46

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Solution

The fourth proportional to 251,566.96, 377,350.44 and 64,578.46 is: 96,867.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,566.96 : 377,350.44 = 64,578.46 : x
  2. Step 2: Convert to fraction form
    251,566.96/377,350.44 = 64,578.46/x
  3. Step 3: Cross multiply
    251,566.96x = 377,350.44 × 64,578.46
  4. Step 4: Simplify right side
    251,566.96x = 24,368,710,295.52
  5. Step 5: Solve for x
    x = 24,368,710,295.52/251,566.96
  6. Step 6: Final answer
    x = 96,867.69

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Similar ratio
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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.