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Finding the Fourth Proportional to 489,252.30, 733,878.45 and 453,822.90

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Solution

The fourth proportional to 489,252.30, 733,878.45 and 453,822.90 is: 680,734.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,252.30 : 733,878.45 = 453,822.90 : x
  2. Step 2: Convert to fraction form
    489,252.30/733,878.45 = 453,822.90/x
  3. Step 3: Cross multiply
    489,252.30x = 733,878.45 × 453,822.90
  4. Step 4: Simplify right side
    489,252.30x = 333,050,846,426.51
  5. Step 5: Solve for x
    x = 333,050,846,426.51/489,252.30
  6. Step 6: Final answer
    x = 680,734.35

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.