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Finding the Fourth Proportional to 727,650.98, 996,885.41 and 700,378.73

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Solution

The fourth proportional to 727,650.98, 996,885.41 and 700,378.73 is: 959,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,650.98 : 996,885.41 = 700,378.73 : x
  2. Step 2: Convert to fraction form
    727,650.98/996,885.41 = 700,378.73/x
  3. Step 3: Cross multiply
    727,650.98x = 996,885.41 × 700,378.73
  4. Step 4: Simplify right side
    727,650.98x = 698,197,336,401.65
  5. Step 5: Solve for x
    x = 698,197,336,401.65/727,650.98
  6. Step 6: Final answer
    x = 959,522.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.