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Finding the Fourth Proportional to 573,235.92, 859,855.86 and 173,880.12

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Solution

The fourth proportional to 573,235.92, 859,855.86 and 173,880.12 is: 260,820.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,235.92 : 859,855.86 = 173,880.12 : x
  2. Step 2: Convert to fraction form
    573,235.92/859,855.86 = 173,880.12/x
  3. Step 3: Cross multiply
    573,235.92x = 859,855.86 × 173,880.12
  4. Step 4: Simplify right side
    573,235.92x = 149,511,840,119.50
  5. Step 5: Solve for x
    x = 149,511,840,119.50/573,235.92
  6. Step 6: Final answer
    x = 260,820.78

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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.