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Finding the Fourth Proportional to 322,233.60, 483,350.40 and 172,934.40

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Solution

The fourth proportional to 322,233.60, 483,350.40 and 172,934.40 is: 259,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,233.60 : 483,350.40 = 172,934.40 : x
  2. Step 2: Convert to fraction form
    322,233.60/483,350.40 = 172,934.40/x
  3. Step 3: Cross multiply
    322,233.60x = 483,350.40 × 172,934.40
  4. Step 4: Simplify right side
    322,233.60x = 83,587,911,413.76
  5. Step 5: Solve for x
    x = 83,587,911,413.76/322,233.60
  6. Step 6: Final answer
    x = 259,401.60

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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.