Home / 644,937.15-967,427.57-171,622.97

Finding the Fourth Proportional to 644,937.15, 967,427.57 and 171,622.97

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Solution

The fourth proportional to 644,937.15, 967,427.57 and 171,622.97 is: 257,440.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,937.15 : 967,427.57 = 171,622.97 : x
  2. Step 2: Convert to fraction form
    644,937.15/967,427.57 = 171,622.97/x
  3. Step 3: Cross multiply
    644,937.15x = 967,427.57 × 171,622.97
  4. Step 4: Simplify right side
    644,937.15x = 166,032,787,986.15
  5. Step 5: Solve for x
    x = 166,032,787,986.15/644,937.15
  6. Step 6: Final answer
    x = 257,440.26

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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.