Home / 767,179.41-1,150,815.21-234,705.03

Finding the Fourth Proportional to 767,179.41, 1,150,815.21 and 234,705.03

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Solution

The fourth proportional to 767,179.41, 1,150,815.21 and 234,705.03 is: 352,071.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,179.41 : 1,150,815.21 = 234,705.03 : x
  2. Step 2: Convert to fraction form
    767,179.41/1,150,815.21 = 234,705.03/x
  3. Step 3: Cross multiply
    767,179.41x = 1,150,815.21 × 234,705.03
  4. Step 4: Simplify right side
    767,179.41x = 270,102,118,387.51
  5. Step 5: Solve for x
    x = 270,102,118,387.51/767,179.41
  6. Step 6: Final answer
    x = 352,071.65

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.