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Finding the Fourth Proportional to 697,766.96, 963,022.52 and 425,992.42

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Solution

The fourth proportional to 697,766.96, 963,022.52 and 425,992.42 is: 587,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,766.96 : 963,022.52 = 425,992.42 : x
  2. Step 2: Convert to fraction form
    697,766.96/963,022.52 = 425,992.42/x
  3. Step 3: Cross multiply
    697,766.96x = 963,022.52 × 425,992.42
  4. Step 4: Simplify right side
    697,766.96x = 410,240,288,264.85
  5. Step 5: Solve for x
    x = 410,240,288,264.85/697,766.96
  6. Step 6: Final answer
    x = 587,933.10

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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.