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Finding the Fourth Proportional to 573,194.80, 859,799.40 and 173,839.60

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Solution

The fourth proportional to 573,194.80, 859,799.40 and 173,839.60 is: 260,761.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,194.80 : 859,799.40 = 173,839.60 : x
  2. Step 2: Convert to fraction form
    573,194.80/859,799.40 = 173,839.60/x
  3. Step 3: Cross multiply
    573,194.80x = 859,799.40 × 173,839.60
  4. Step 4: Simplify right side
    573,194.80x = 149,467,183,776.24
  5. Step 5: Solve for x
    x = 149,467,183,776.24/573,194.80
  6. Step 6: Final answer
    x = 260,761.58

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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.