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Finding the Fourth Proportional to 548,626.79, 822,770.01 and 193,557.77

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Solution

The fourth proportional to 548,626.79, 822,770.01 and 193,557.77 is: 290,276.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,626.79 : 822,770.01 = 193,557.77 : x
  2. Step 2: Convert to fraction form
    548,626.79/822,770.01 = 193,557.77/x
  3. Step 3: Cross multiply
    548,626.79x = 822,770.01 × 193,557.77
  4. Step 4: Simplify right side
    548,626.79x = 159,253,528,358.48
  5. Step 5: Solve for x
    x = 159,253,528,358.48/548,626.79
  6. Step 6: Final answer
    x = 290,276.62

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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.