Home / 1,228,247.88-1,842,371.82-479,769

Finding the Fourth Proportional to 1,228,247.88, 1,842,371.82 and 479,769

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Solution

The fourth proportional to 1,228,247.88, 1,842,371.82 and 479,769 is: 719,653.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,247.88 : 1,842,371.82 = 479,769 : x
  2. Step 2: Convert to fraction form
    1,228,247.88/1,842,371.82 = 479,769/x
  3. Step 3: Cross multiply
    1,228,247.88x = 1,842,371.82 × 479,769
  4. Step 4: Simplify right side
    1,228,247.88x = 883,912,885,709.58
  5. Step 5: Solve for x
    x = 883,912,885,709.58/1,228,247.88
  6. Step 6: Final answer
    x = 719,653.50

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.