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Finding the Fourth Proportional to 569,842.40, 854,763.60 and 333,063.20

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Solution

The fourth proportional to 569,842.40, 854,763.60 and 333,063.20 is: 499,594.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,842.40 : 854,763.60 = 333,063.20 : x
  2. Step 2: Convert to fraction form
    569,842.40/854,763.60 = 333,063.20/x
  3. Step 3: Cross multiply
    569,842.40x = 854,763.60 × 333,063.20
  4. Step 4: Simplify right side
    569,842.40x = 284,690,299,859.52
  5. Step 5: Solve for x
    x = 284,690,299,859.52/569,842.40
  6. Step 6: Final answer
    x = 499,594.80

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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.