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Finding the Fourth Proportional to 569,338.40, 854,007.60 and 409,906.10

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Solution

The fourth proportional to 569,338.40, 854,007.60 and 409,906.10 is: 614,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,338.40 : 854,007.60 = 409,906.10 : x
  2. Step 2: Convert to fraction form
    569,338.40/854,007.60 = 409,906.10/x
  3. Step 3: Cross multiply
    569,338.40x = 854,007.60 × 409,906.10
  4. Step 4: Simplify right side
    569,338.40x = 350,062,924,686.36
  5. Step 5: Solve for x
    x = 350,062,924,686.36/569,338.40
  6. Step 6: Final answer
    x = 614,859.15

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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.