Home / 644,942.01-967,529.40-265,655.73

Finding the Fourth Proportional to 644,942.01, 967,529.40 and 265,655.73

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Solution

The fourth proportional to 644,942.01, 967,529.40 and 265,655.73 is: 398,531.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,942.01 : 967,529.40 = 265,655.73 : x
  2. Step 2: Convert to fraction form
    644,942.01/967,529.40 = 265,655.73/x
  3. Step 3: Cross multiply
    644,942.01x = 967,529.40 × 265,655.73
  4. Step 4: Simplify right side
    644,942.01x = 257,029,729,053.46
  5. Step 5: Solve for x
    x = 257,029,729,053.46/644,942.01
  6. Step 6: Final answer
    x = 398,531.53

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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.