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Finding the Fourth Proportional to 489,264.80, 733,897.20 and 450,773.60

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Solution

The fourth proportional to 489,264.80, 733,897.20 and 450,773.60 is: 676,160.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,264.80 : 733,897.20 = 450,773.60 : x
  2. Step 2: Convert to fraction form
    489,264.80/733,897.20 = 450,773.60/x
  3. Step 3: Cross multiply
    489,264.80x = 733,897.20 × 450,773.60
  4. Step 4: Simplify right side
    489,264.80x = 330,821,482,873.92
  5. Step 5: Solve for x
    x = 330,821,482,873.92/489,264.80
  6. Step 6: Final answer
    x = 676,160.40

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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.