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Finding the Fourth Proportional to 328,593.36, 453,447.68 and 185,348

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Solution

The fourth proportional to 328,593.36, 453,447.68 and 185,348 is: 255,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,593.36 : 453,447.68 = 185,348 : x
  2. Step 2: Convert to fraction form
    328,593.36/453,447.68 = 185,348/x
  3. Step 3: Cross multiply
    328,593.36x = 453,447.68 × 185,348
  4. Step 4: Simplify right side
    328,593.36x = 84,045,620,592.64
  5. Step 5: Solve for x
    x = 84,045,620,592.64/328,593.36
  6. Step 6: Final answer
    x = 255,773.95

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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.