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Finding the Fourth Proportional to 293,493.20, 440,214.20 and 96,501.20

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Solution

The fourth proportional to 293,493.20, 440,214.20 and 96,501.20 is: 144,743.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,493.20 : 440,214.20 = 96,501.20 : x
  2. Step 2: Convert to fraction form
    293,493.20/440,214.20 = 96,501.20/x
  3. Step 3: Cross multiply
    293,493.20x = 440,214.20 × 96,501.20
  4. Step 4: Simplify right side
    293,493.20x = 42,481,198,557.04
  5. Step 5: Solve for x
    x = 42,481,198,557.04/293,493.20
  6. Step 6: Final answer
    x = 144,743.38

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1.5x scale

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.