Home / 798,644.40-1,102,120.92-436,067.20

Finding the Fourth Proportional to 798,644.40, 1,102,120.92 and 436,067.20

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Solution

The fourth proportional to 798,644.40, 1,102,120.92 and 436,067.20 is: 601,768.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,644.40 : 1,102,120.92 = 436,067.20 : x
  2. Step 2: Convert to fraction form
    798,644.40/1,102,120.92 = 436,067.20/x
  3. Step 3: Cross multiply
    798,644.40x = 1,102,120.92 × 436,067.20
  4. Step 4: Simplify right side
    798,644.40x = 480,598,783,645.82
  5. Step 5: Solve for x
    x = 480,598,783,645.82/798,644.40
  6. Step 6: Final answer
    x = 601,768.18

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Double scale
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1.5x scale

Why These Related Problems?

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