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Finding the Fourth Proportional to 569,012.88, 853,562.88 and 169,623.12

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Solution

The fourth proportional to 569,012.88, 853,562.88 and 169,623.12 is: 254,447.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,012.88 : 853,562.88 = 169,623.12 : x
  2. Step 2: Convert to fraction form
    569,012.88/853,562.88 = 169,623.12/x
  3. Step 3: Cross multiply
    569,012.88x = 853,562.88 × 169,623.12
  4. Step 4: Simplify right side
    569,012.88x = 144,783,998,821.79
  5. Step 5: Solve for x
    x = 144,783,998,821.79/569,012.88
  6. Step 6: Final answer
    x = 254,447.67

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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.