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Finding the Fourth Proportional to 465,808.01, 698,745.24 and 124,249.53

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Solution

The fourth proportional to 465,808.01, 698,745.24 and 124,249.53 is: 186,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,808.01 : 698,745.24 = 124,249.53 : x
  2. Step 2: Convert to fraction form
    465,808.01/698,745.24 = 124,249.53/x
  3. Step 3: Cross multiply
    465,808.01x = 698,745.24 × 124,249.53
  4. Step 4: Simplify right side
    465,808.01x = 86,818,767,659.74
  5. Step 5: Solve for x
    x = 86,818,767,659.74/465,808.01
  6. Step 6: Final answer
    x = 186,383.16

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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.