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Finding the Fourth Proportional to 573,084.80, 859,627.20 and 173,705.80

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Solution

The fourth proportional to 573,084.80, 859,627.20 and 173,705.80 is: 260,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,084.80 : 859,627.20 = 173,705.80 : x
  2. Step 2: Convert to fraction form
    573,084.80/859,627.20 = 173,705.80/x
  3. Step 3: Cross multiply
    573,084.80x = 859,627.20 × 173,705.80
  4. Step 4: Simplify right side
    573,084.80x = 149,322,230,477.76
  5. Step 5: Solve for x
    x = 149,322,230,477.76/573,084.80
  6. Step 6: Final answer
    x = 260,558.70

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Similar ratio
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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.