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Finding the Fourth Proportional to 342,523.89, 473,134.77 and 262,934.91

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Solution

The fourth proportional to 342,523.89, 473,134.77 and 262,934.91 is: 363,197.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,523.89 : 473,134.77 = 262,934.91 : x
  2. Step 2: Convert to fraction form
    342,523.89/473,134.77 = 262,934.91/x
  3. Step 3: Cross multiply
    342,523.89x = 473,134.77 × 262,934.91
  4. Step 4: Simplify right side
    342,523.89x = 124,403,648,167.82
  5. Step 5: Solve for x
    x = 124,403,648,167.82/342,523.89
  6. Step 6: Final answer
    x = 363,197.00

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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.