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Finding the Fourth Proportional to 544,717.60, 817,076.40 and 264,781.60

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Solution

The fourth proportional to 544,717.60, 817,076.40 and 264,781.60 is: 397,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,717.60 : 817,076.40 = 264,781.60 : x
  2. Step 2: Convert to fraction form
    544,717.60/817,076.40 = 264,781.60/x
  3. Step 3: Cross multiply
    544,717.60x = 817,076.40 × 264,781.60
  4. Step 4: Simplify right side
    544,717.60x = 216,346,796,514.24
  5. Step 5: Solve for x
    x = 216,346,796,514.24/544,717.60
  6. Step 6: Final answer
    x = 397,172.40

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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.