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Finding the Fourth Proportional to 644,677.02, 967,014.44 and 171,362.38

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Solution

The fourth proportional to 644,677.02, 967,014.44 and 171,362.38 is: 257,043.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,677.02 : 967,014.44 = 171,362.38 : x
  2. Step 2: Convert to fraction form
    644,677.02/967,014.44 = 171,362.38/x
  3. Step 3: Cross multiply
    644,677.02x = 967,014.44 × 171,362.38
  4. Step 4: Simplify right side
    644,677.02x = 165,709,895,932.77
  5. Step 5: Solve for x
    x = 165,709,895,932.77/644,677.02
  6. Step 6: Final answer
    x = 257,043.28

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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.