Home / 579,566.79-868,736.60-194,949.50

Finding the Fourth Proportional to 579,566.79, 868,736.60 and 194,949.50

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Solution

The fourth proportional to 579,566.79, 868,736.60 and 194,949.50 is: 292,217.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,566.79 : 868,736.60 = 194,949.50 : x
  2. Step 2: Convert to fraction form
    579,566.79/868,736.60 = 194,949.50/x
  3. Step 3: Cross multiply
    579,566.79x = 868,736.60 × 194,949.50
  4. Step 4: Simplify right side
    579,566.79x = 169,359,761,458.02
  5. Step 5: Solve for x
    x = 169,359,761,458.02/579,566.79
  6. Step 6: Final answer
    x = 292,217.85

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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.