Home / 919,227.70-1,377,201.30-444,867.40

Finding the Fourth Proportional to 919,227.70, 1,377,201.30 and 444,867.40

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Solution

The fourth proportional to 919,227.70, 1,377,201.30 and 444,867.40 is: 666,507.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,227.70 : 1,377,201.30 = 444,867.40 : x
  2. Step 2: Convert to fraction form
    919,227.70/1,377,201.30 = 444,867.40/x
  3. Step 3: Cross multiply
    919,227.70x = 1,377,201.30 × 444,867.40
  4. Step 4: Simplify right side
    919,227.70x = 612,671,961,607.62
  5. Step 5: Solve for x
    x = 612,671,961,607.62/919,227.70
  6. Step 6: Final answer
    x = 666,507.29

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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.