Home / 756,248.54-1,043,609.51-412,086.89

Finding the Fourth Proportional to 756,248.54, 1,043,609.51 and 412,086.89

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Solution

The fourth proportional to 756,248.54, 1,043,609.51 and 412,086.89 is: 568,672.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,248.54 : 1,043,609.51 = 412,086.89 : x
  2. Step 2: Convert to fraction form
    756,248.54/1,043,609.51 = 412,086.89/x
  3. Step 3: Cross multiply
    756,248.54x = 1,043,609.51 × 412,086.89
  4. Step 4: Simplify right side
    756,248.54x = 430,057,790,071.84
  5. Step 5: Solve for x
    x = 430,057,790,071.84/756,248.54
  6. Step 6: Final answer
    x = 568,672.56

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Double scale
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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.