Home / 766,534.36-1,150,586.16-632,989.12

Finding the Fourth Proportional to 766,534.36, 1,150,586.16 and 632,989.12

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Solution

The fourth proportional to 766,534.36, 1,150,586.16 and 632,989.12 is: 950,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,534.36 : 1,150,586.16 = 632,989.12 : x
  2. Step 2: Convert to fraction form
    766,534.36/1,150,586.16 = 632,989.12/x
  3. Step 3: Cross multiply
    766,534.36x = 1,150,586.16 × 632,989.12
  4. Step 4: Simplify right side
    766,534.36x = 728,308,520,902.58
  5. Step 5: Solve for x
    x = 728,308,520,902.58/766,534.36
  6. Step 6: Final answer
    x = 950,131.60

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Double scale
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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.