Home / 786,103.23-1,084,713.06-441,890.49

Finding the Fourth Proportional to 786,103.23, 1,084,713.06 and 441,890.49

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Solution

The fourth proportional to 786,103.23, 1,084,713.06 and 441,890.49 is: 609,747.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,103.23 : 1,084,713.06 = 441,890.49 : x
  2. Step 2: Convert to fraction form
    786,103.23/1,084,713.06 = 441,890.49/x
  3. Step 3: Cross multiply
    786,103.23x = 1,084,713.06 × 441,890.49
  4. Step 4: Simplify right side
    786,103.23x = 479,324,385,592.80
  5. Step 5: Solve for x
    x = 479,324,385,592.80/786,103.23
  6. Step 6: Final answer
    x = 609,747.38

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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.