Home / 767,165.10-1,150,705.93-234,686.13

Finding the Fourth Proportional to 767,165.10, 1,150,705.93 and 234,686.13

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Solution

The fourth proportional to 767,165.10, 1,150,705.93 and 234,686.13 is: 352,016.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,165.10 : 1,150,705.93 = 234,686.13 : x
  2. Step 2: Convert to fraction form
    767,165.10/1,150,705.93 = 234,686.13/x
  3. Step 3: Cross multiply
    767,165.10x = 1,150,705.93 × 234,686.13
  4. Step 4: Simplify right side
    767,165.10x = 270,054,721,479.75
  5. Step 5: Solve for x
    x = 270,054,721,479.75/767,165.10
  6. Step 6: Final answer
    x = 352,016.43

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Double scale
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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.