Home / 827,838.28-1,241,534.94-228,658.60

Finding the Fourth Proportional to 827,838.28, 1,241,534.94 and 228,658.60

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Solution

The fourth proportional to 827,838.28, 1,241,534.94 and 228,658.60 is: 342,926.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,838.28 : 1,241,534.94 = 228,658.60 : x
  2. Step 2: Convert to fraction form
    827,838.28/1,241,534.94 = 228,658.60/x
  3. Step 3: Cross multiply
    827,838.28x = 1,241,534.94 × 228,658.60
  4. Step 4: Simplify right side
    827,838.28x = 283,887,641,231.48
  5. Step 5: Solve for x
    x = 283,887,641,231.48/827,838.28
  6. Step 6: Final answer
    x = 342,926.45

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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.