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Finding the Fourth Proportional to 293,359.14, 404,210.52 and 197,699.76

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Solution

The fourth proportional to 293,359.14, 404,210.52 and 197,699.76 is: 272,404.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,359.14 : 404,210.52 = 197,699.76 : x
  2. Step 2: Convert to fraction form
    293,359.14/404,210.52 = 197,699.76/x
  3. Step 3: Cross multiply
    293,359.14x = 404,210.52 × 197,699.76
  4. Step 4: Simplify right side
    293,359.14x = 79,912,322,793.48
  5. Step 5: Solve for x
    x = 79,912,322,793.48/293,359.14
  6. Step 6: Final answer
    x = 272,404.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.