Home / 644,948.01-967,538.40-265,661.73

Finding the Fourth Proportional to 644,948.01, 967,538.40 and 265,661.73

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Solution

The fourth proportional to 644,948.01, 967,538.40 and 265,661.73 is: 398,540.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,948.01 : 967,538.40 = 265,661.73 : x
  2. Step 2: Convert to fraction form
    644,948.01/967,538.40 = 265,661.73/x
  3. Step 3: Cross multiply
    644,948.01x = 967,538.40 × 265,661.73
  4. Step 4: Simplify right side
    644,948.01x = 257,037,925,185.43
  5. Step 5: Solve for x
    x = 257,037,925,185.43/644,948.01
  6. Step 6: Final answer
    x = 398,540.54

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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.