Home / 340,531.65-469,933.68-197,374.73

Finding the Fourth Proportional to 340,531.65, 469,933.68 and 197,374.73

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Solution

The fourth proportional to 340,531.65, 469,933.68 and 197,374.73 is: 272,377.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,531.65 : 469,933.68 = 197,374.73 : x
  2. Step 2: Convert to fraction form
    340,531.65/469,933.68 = 197,374.73/x
  3. Step 3: Cross multiply
    340,531.65x = 469,933.68 × 197,374.73
  4. Step 4: Simplify right side
    340,531.65x = 92,753,032,221.03
  5. Step 5: Solve for x
    x = 92,753,032,221.03/340,531.65
  6. Step 6: Final answer
    x = 272,377.13

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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.