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Finding the Fourth Proportional to 722,956.56, 996,793.20 and 586,604.40

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Solution

The fourth proportional to 722,956.56, 996,793.20 and 586,604.40 is: 808,794.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,956.56 : 996,793.20 = 586,604.40 : x
  2. Step 2: Convert to fraction form
    722,956.56/996,793.20 = 586,604.40/x
  3. Step 3: Cross multiply
    722,956.56x = 996,793.20 × 586,604.40
  4. Step 4: Simplify right side
    722,956.56x = 584,723,277,010.08
  5. Step 5: Solve for x
    x = 584,723,277,010.08/722,956.56
  6. Step 6: Final answer
    x = 808,794.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.