Home / 942,469.20-1,413,703.80-729,892.80

Finding the Fourth Proportional to 942,469.20, 1,413,703.80 and 729,892.80

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Solution

The fourth proportional to 942,469.20, 1,413,703.80 and 729,892.80 is: 1,094,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,469.20 : 1,413,703.80 = 729,892.80 : x
  2. Step 2: Convert to fraction form
    942,469.20/1,413,703.80 = 729,892.80/x
  3. Step 3: Cross multiply
    942,469.20x = 1,413,703.80 × 729,892.80
  4. Step 4: Simplify right side
    942,469.20x = 1,031,852,224,952.64
  5. Step 5: Solve for x
    x = 1,031,852,224,952.64/942,469.20
  6. Step 6: Final answer
    x = 1,094,839.20

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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.