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Finding the Fourth Proportional to 246,840.55, 370,394.78 and 104,765.74

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Solution

The fourth proportional to 246,840.55, 370,394.78 and 104,765.74 is: 157,205.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,840.55 : 370,394.78 = 104,765.74 : x
  2. Step 2: Convert to fraction form
    246,840.55/370,394.78 = 104,765.74/x
  3. Step 3: Cross multiply
    246,840.55x = 370,394.78 × 104,765.74
  4. Step 4: Simplify right side
    246,840.55x = 38,804,681,769.02
  5. Step 5: Solve for x
    x = 38,804,681,769.02/246,840.55
  6. Step 6: Final answer
    x = 157,205.46

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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.