Home / 644,828.40-967,250.70-195,553.80

Finding the Fourth Proportional to 644,828.40, 967,250.70 and 195,553.80

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Solution

The fourth proportional to 644,828.40, 967,250.70 and 195,553.80 is: 293,333.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,828.40 : 967,250.70 = 195,553.80 : x
  2. Step 2: Convert to fraction form
    644,828.40/967,250.70 = 195,553.80/x
  3. Step 3: Cross multiply
    644,828.40x = 967,250.70 × 195,553.80
  4. Step 4: Simplify right side
    644,828.40x = 189,149,549,937.66
  5. Step 5: Solve for x
    x = 189,149,549,937.66/644,828.40
  6. Step 6: Final answer
    x = 293,333.16

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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.