Home / 766,181.36-1,057,330.24-444,078.32

Finding the Fourth Proportional to 766,181.36, 1,057,330.24 and 444,078.32

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Solution

The fourth proportional to 766,181.36, 1,057,330.24 and 444,078.32 is: 612,828.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,181.36 : 1,057,330.24 = 444,078.32 : x
  2. Step 2: Convert to fraction form
    766,181.36/1,057,330.24 = 444,078.32/x
  3. Step 3: Cross multiply
    766,181.36x = 1,057,330.24 × 444,078.32
  4. Step 4: Simplify right side
    766,181.36x = 469,537,436,664.40
  5. Step 5: Solve for x
    x = 469,537,436,664.40/766,181.36
  6. Step 6: Final answer
    x = 612,828.06

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Double scale
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Similar ratio
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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.