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Finding the Fourth Proportional to 359,861.01, 540,141.44 and 173,003.73

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Solution

The fourth proportional to 359,861.01, 540,141.44 and 173,003.73 is: 259,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,861.01 : 540,141.44 = 173,003.73 : x
  2. Step 2: Convert to fraction form
    359,861.01/540,141.44 = 173,003.73/x
  3. Step 3: Cross multiply
    359,861.01x = 540,141.44 × 173,003.73
  4. Step 4: Simplify right side
    359,861.01x = 93,446,482,982.55
  5. Step 5: Solve for x
    x = 93,446,482,982.55/359,861.01
  6. Step 6: Final answer
    x = 259,673.82

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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.