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Finding the Fourth Proportional to 569,410.00, 785,795.14 and 339,987.33

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Solution

The fourth proportional to 569,410.00, 785,795.14 and 339,987.33 is: 469,188.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,410.00 : 785,795.14 = 339,987.33 : x
  2. Step 2: Convert to fraction form
    569,410.00/785,795.14 = 339,987.33/x
  3. Step 3: Cross multiply
    569,410.00x = 785,795.14 × 339,987.33
  4. Step 4: Simplify right side
    569,410.00x = 267,160,390,725.61
  5. Step 5: Solve for x
    x = 267,160,390,725.61/569,410.00
  6. Step 6: Final answer
    x = 469,188.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.