Home / 826,469.70-1,237,630.95-544,460.10

Finding the Fourth Proportional to 826,469.70, 1,237,630.95 and 544,460.10

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Solution

The fourth proportional to 826,469.70, 1,237,630.95 and 544,460.10 is: 815,324.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,469.70 : 1,237,630.95 = 544,460.10 : x
  2. Step 2: Convert to fraction form
    826,469.70/1,237,630.95 = 544,460.10/x
  3. Step 3: Cross multiply
    826,469.70x = 1,237,630.95 × 544,460.10
  4. Step 4: Simplify right side
    826,469.70x = 673,840,670,800.10
  5. Step 5: Solve for x
    x = 673,840,670,800.10/826,469.70
  6. Step 6: Final answer
    x = 815,324.11

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Double scale
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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.