Home / 903,358.36-1,246,634.40-500,950.36

Finding the Fourth Proportional to 903,358.36, 1,246,634.40 and 500,950.36

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Solution

The fourth proportional to 903,358.36, 1,246,634.40 and 500,950.36 is: 691,311.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,358.36 : 1,246,634.40 = 500,950.36 : x
  2. Step 2: Convert to fraction form
    903,358.36/1,246,634.40 = 500,950.36/x
  3. Step 3: Cross multiply
    903,358.36x = 1,246,634.40 × 500,950.36
  4. Step 4: Simplify right side
    903,358.36x = 624,501,951,468.38
  5. Step 5: Solve for x
    x = 624,501,951,468.38/903,358.36
  6. Step 6: Final answer
    x = 691,311.42

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Half scale
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Double scale
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Similar ratio
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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.