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Finding the Fourth Proportional to 467,881.52, 644,914.91 and 365,726.75

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Solution

The fourth proportional to 467,881.52, 644,914.91 and 365,726.75 is: 504,107.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,881.52 : 644,914.91 = 365,726.75 : x
  2. Step 2: Convert to fraction form
    467,881.52/644,914.91 = 365,726.75/x
  3. Step 3: Cross multiply
    467,881.52x = 644,914.91 × 365,726.75
  4. Step 4: Simplify right side
    467,881.52x = 235,862,631,750.59
  5. Step 5: Solve for x
    x = 235,862,631,750.59/467,881.52
  6. Step 6: Final answer
    x = 504,107.61

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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.