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Finding the Fourth Proportional to 244,347.30, 366,508.80 and 126,030.60

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Solution

The fourth proportional to 244,347.30, 366,508.80 and 126,030.60 is: 189,039.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,347.30 : 366,508.80 = 126,030.60 : x
  2. Step 2: Convert to fraction form
    244,347.30/366,508.80 = 126,030.60/x
  3. Step 3: Cross multiply
    244,347.30x = 366,508.80 × 126,030.60
  4. Step 4: Simplify right side
    244,347.30x = 46,191,323,969.28
  5. Step 5: Solve for x
    x = 46,191,323,969.28/244,347.30
  6. Step 6: Final answer
    x = 189,039.63

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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.