Home / 538,827.23-743,565.66-297,109.73

Finding the Fourth Proportional to 538,827.23, 743,565.66 and 297,109.73

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Solution

The fourth proportional to 538,827.23, 743,565.66 and 297,109.73 is: 410,002.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,827.23 : 743,565.66 = 297,109.73 : x
  2. Step 2: Convert to fraction form
    538,827.23/743,565.66 = 297,109.73/x
  3. Step 3: Cross multiply
    538,827.23x = 743,565.66 × 297,109.73
  4. Step 4: Simplify right side
    538,827.23x = 220,920,592,479.87
  5. Step 5: Solve for x
    x = 220,920,592,479.87/538,827.23
  6. Step 6: Final answer
    x = 410,002.65

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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.