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Finding the Fourth Proportional to 488,567.82, 674,207.29 and 270,767.23

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Solution

The fourth proportional to 488,567.82, 674,207.29 and 270,767.23 is: 373,649.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,567.82 : 674,207.29 = 270,767.23 : x
  2. Step 2: Convert to fraction form
    488,567.82/674,207.29 = 270,767.23/x
  3. Step 3: Cross multiply
    488,567.82x = 674,207.29 × 270,767.23
  4. Step 4: Simplify right side
    488,567.82x = 182,553,240,359.11
  5. Step 5: Solve for x
    x = 182,553,240,359.11/488,567.82
  6. Step 6: Final answer
    x = 373,649.74

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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.