Home / 1,010,195.87-1,394,067.44-557,483.63

Finding the Fourth Proportional to 1,010,195.87, 1,394,067.44 and 557,483.63

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Solution

The fourth proportional to 1,010,195.87, 1,394,067.44 and 557,483.63 is: 769,325.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,195.87 : 1,394,067.44 = 557,483.63 : x
  2. Step 2: Convert to fraction form
    1,010,195.87/1,394,067.44 = 557,483.63/x
  3. Step 3: Cross multiply
    1,010,195.87x = 1,394,067.44 × 557,483.63
  4. Step 4: Simplify right side
    1,010,195.87x = 777,169,771,339.38
  5. Step 5: Solve for x
    x = 777,169,771,339.38/1,010,195.87
  6. Step 6: Final answer
    x = 769,325.83

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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.