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Finding the Fourth Proportional to 533,116.74, 799,815.17 and 191,594.66

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Solution

The fourth proportional to 533,116.74, 799,815.17 and 191,594.66 is: 287,442.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,116.74 : 799,815.17 = 191,594.66 : x
  2. Step 2: Convert to fraction form
    533,116.74/799,815.17 = 191,594.66/x
  3. Step 3: Cross multiply
    533,116.74x = 799,815.17 × 191,594.66
  4. Step 4: Simplify right side
    533,116.74x = 153,240,315,558.99
  5. Step 5: Solve for x
    x = 153,240,315,558.99/533,116.74
  6. Step 6: Final answer
    x = 287,442.33

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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.