Home / 656,906.12-985,359.18-235,952.36

Finding the Fourth Proportional to 656,906.12, 985,359.18 and 235,952.36

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Solution

The fourth proportional to 656,906.12, 985,359.18 and 235,952.36 is: 353,928.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,906.12 : 985,359.18 = 235,952.36 : x
  2. Step 2: Convert to fraction form
    656,906.12/985,359.18 = 235,952.36/x
  3. Step 3: Cross multiply
    656,906.12x = 985,359.18 × 235,952.36
  4. Step 4: Simplify right side
    656,906.12x = 232,497,823,968.67
  5. Step 5: Solve for x
    x = 232,497,823,968.67/656,906.12
  6. Step 6: Final answer
    x = 353,928.54

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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.