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Finding the Fourth Proportional to 240,836.04, 361,267.02 and 100,453.32

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Solution

The fourth proportional to 240,836.04, 361,267.02 and 100,453.32 is: 150,685.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,836.04 : 361,267.02 = 100,453.32 : x
  2. Step 2: Convert to fraction form
    240,836.04/361,267.02 = 100,453.32/x
  3. Step 3: Cross multiply
    240,836.04x = 361,267.02 × 100,453.32
  4. Step 4: Simplify right side
    240,836.04x = 36,290,471,565.51
  5. Step 5: Solve for x
    x = 36,290,471,565.51/240,836.04
  6. Step 6: Final answer
    x = 150,685.39

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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.