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Finding the Fourth Proportional to 544,714.40, 817,071.60 and 165,634.40

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Solution

The fourth proportional to 544,714.40, 817,071.60 and 165,634.40 is: 248,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,714.40 : 817,071.60 = 165,634.40 : x
  2. Step 2: Convert to fraction form
    544,714.40/817,071.60 = 165,634.40/x
  3. Step 3: Cross multiply
    544,714.40x = 817,071.60 × 165,634.40
  4. Step 4: Simplify right side
    544,714.40x = 135,335,164,223.04
  5. Step 5: Solve for x
    x = 135,335,164,223.04/544,714.40
  6. Step 6: Final answer
    x = 248,451.60

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Similar ratio
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1.5x scale

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.