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Finding the Fourth Proportional to 569,785.41, 785,534.40 and 365,481.65

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Solution

The fourth proportional to 569,785.41, 785,534.40 and 365,481.65 is: 503,871.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,785.41 : 785,534.40 = 365,481.65 : x
  2. Step 2: Convert to fraction form
    569,785.41/785,534.40 = 365,481.65/x
  3. Step 3: Cross multiply
    569,785.41x = 785,534.40 × 365,481.65
  4. Step 4: Simplify right side
    569,785.41x = 287,098,410,607.60
  5. Step 5: Solve for x
    x = 287,098,410,607.60/569,785.41
  6. Step 6: Final answer
    x = 503,871.11

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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.