Home / 767,101.70-1,150,652.55-268,516.10

Finding the Fourth Proportional to 767,101.70, 1,150,652.55 and 268,516.10

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Solution

The fourth proportional to 767,101.70, 1,150,652.55 and 268,516.10 is: 402,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,101.70 : 1,150,652.55 = 268,516.10 : x
  2. Step 2: Convert to fraction form
    767,101.70/1,150,652.55 = 268,516.10/x
  3. Step 3: Cross multiply
    767,101.70x = 1,150,652.55 × 268,516.10
  4. Step 4: Simplify right side
    767,101.70x = 308,968,735,181.06
  5. Step 5: Solve for x
    x = 308,968,735,181.06/767,101.70
  6. Step 6: Final answer
    x = 402,774.15

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Double scale
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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.