Home / 728,677.68-1,092,934.44-196,237.68

Finding the Fourth Proportional to 728,677.68, 1,092,934.44 and 196,237.68

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Solution

The fourth proportional to 728,677.68, 1,092,934.44 and 196,237.68 is: 294,334.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,677.68 : 1,092,934.44 = 196,237.68 : x
  2. Step 2: Convert to fraction form
    728,677.68/1,092,934.44 = 196,237.68/x
  3. Step 3: Cross multiply
    728,677.68x = 1,092,934.44 × 196,237.68
  4. Step 4: Simplify right side
    728,677.68x = 214,474,918,897.70
  5. Step 5: Solve for x
    x = 214,474,918,897.70/728,677.68
  6. Step 6: Final answer
    x = 294,334.42

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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.