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Finding the Fourth Proportional to 644,677.01, 967,014.45 and 171,362.37

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Solution

The fourth proportional to 644,677.01, 967,014.45 and 171,362.37 is: 257,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,677.01 : 967,014.45 = 171,362.37 : x
  2. Step 2: Convert to fraction form
    644,677.01/967,014.45 = 171,362.37/x
  3. Step 3: Cross multiply
    644,677.01x = 967,014.45 × 171,362.37
  4. Step 4: Simplify right side
    644,677.01x = 165,709,887,976.25
  5. Step 5: Solve for x
    x = 165,709,887,976.25/644,677.01
  6. Step 6: Final answer
    x = 257,043.27

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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.