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Finding the Fourth Proportional to 488,920.80, 733,510.80 and 173,344.80

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Solution

The fourth proportional to 488,920.80, 733,510.80 and 173,344.80 is: 260,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,920.80 : 733,510.80 = 173,344.80 : x
  2. Step 2: Convert to fraction form
    488,920.80/733,510.80 = 173,344.80/x
  3. Step 3: Cross multiply
    488,920.80x = 733,510.80 × 173,344.80
  4. Step 4: Simplify right side
    488,920.80x = 127,150,282,923.84
  5. Step 5: Solve for x
    x = 127,150,282,923.84/488,920.80
  6. Step 6: Final answer
    x = 260,063.15

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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.