Home / 827,414.01-1,141,880.22-623,104.47

Finding the Fourth Proportional to 827,414.01, 1,141,880.22 and 623,104.47

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Solution

The fourth proportional to 827,414.01, 1,141,880.22 and 623,104.47 is: 859,920.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,414.01 : 1,141,880.22 = 623,104.47 : x
  2. Step 2: Convert to fraction form
    827,414.01/1,141,880.22 = 623,104.47/x
  3. Step 3: Cross multiply
    827,414.01x = 1,141,880.22 × 623,104.47
  4. Step 4: Simplify right side
    827,414.01x = 711,510,669,286.58
  5. Step 5: Solve for x
    x = 711,510,669,286.58/827,414.01
  6. Step 6: Final answer
    x = 859,920.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.