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Finding the Fourth Proportional to 229,534.40, 344,301.60 and 124,558.40

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Solution

The fourth proportional to 229,534.40, 344,301.60 and 124,558.40 is: 186,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,534.40 : 344,301.60 = 124,558.40 : x
  2. Step 2: Convert to fraction form
    229,534.40/344,301.60 = 124,558.40/x
  3. Step 3: Cross multiply
    229,534.40x = 344,301.60 × 124,558.40
  4. Step 4: Simplify right side
    229,534.40x = 42,885,656,413.44
  5. Step 5: Solve for x
    x = 42,885,656,413.44/229,534.40
  6. Step 6: Final answer
    x = 186,837.60

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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.