Home / 814,270.05-1,123,698.89-446,744.73

Finding the Fourth Proportional to 814,270.05, 1,123,698.89 and 446,744.73

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Solution

The fourth proportional to 814,270.05, 1,123,698.89 and 446,744.73 is: 616,511.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,270.05 : 1,123,698.89 = 446,744.73 : x
  2. Step 2: Convert to fraction form
    814,270.05/1,123,698.89 = 446,744.73/x
  3. Step 3: Cross multiply
    814,270.05x = 1,123,698.89 × 446,744.73
  4. Step 4: Simplify right side
    814,270.05x = 502,006,557,214.35
  5. Step 5: Solve for x
    x = 502,006,557,214.35/814,270.05
  6. Step 6: Final answer
    x = 616,511.14

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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.