Home / 644,968.32-967,460.54-171,650.76

Finding the Fourth Proportional to 644,968.32, 967,460.54 and 171,650.76

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Solution

The fourth proportional to 644,968.32, 967,460.54 and 171,650.76 is: 257,478.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,968.32 : 967,460.54 = 171,650.76 : x
  2. Step 2: Convert to fraction form
    644,968.32/967,460.54 = 171,650.76/x
  3. Step 3: Cross multiply
    644,968.32x = 967,460.54 × 171,650.76
  4. Step 4: Simplify right side
    644,968.32x = 166,065,336,961.01
  5. Step 5: Solve for x
    x = 166,065,336,961.01/644,968.32
  6. Step 6: Final answer
    x = 257,478.29

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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.