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Finding the Fourth Proportional to 413,377.91, 570,523.85 and 252,326.32

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Solution

The fourth proportional to 413,377.91, 570,523.85 and 252,326.32 is: 348,248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,377.91 : 570,523.85 = 252,326.32 : x
  2. Step 2: Convert to fraction form
    413,377.91/570,523.85 = 252,326.32/x
  3. Step 3: Cross multiply
    413,377.91x = 570,523.85 × 252,326.32
  4. Step 4: Simplify right side
    413,377.91x = 143,958,183,542.73
  5. Step 5: Solve for x
    x = 143,958,183,542.73/413,377.91
  6. Step 6: Final answer
    x = 348,248.37

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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.