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Finding the Fourth Proportional to 256,267.48, 353,815.52 and 229,363.24

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Solution

The fourth proportional to 256,267.48, 353,815.52 and 229,363.24 is: 316,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,267.48 : 353,815.52 = 229,363.24 : x
  2. Step 2: Convert to fraction form
    256,267.48/353,815.52 = 229,363.24/x
  3. Step 3: Cross multiply
    256,267.48x = 353,815.52 × 229,363.24
  4. Step 4: Simplify right side
    256,267.48x = 81,152,274,029.48
  5. Step 5: Solve for x
    x = 81,152,274,029.48/256,267.48
  6. Step 6: Final answer
    x = 316,670.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.