Home / 937,257.15-1,405,595.00-338,140.42

Finding the Fourth Proportional to 937,257.15, 1,405,595.00 and 338,140.42

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Solution

The fourth proportional to 937,257.15, 1,405,595.00 and 338,140.42 is: 507,105.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,257.15 : 1,405,595.00 = 338,140.42 : x
  2. Step 2: Convert to fraction form
    937,257.15/1,405,595.00 = 338,140.42/x
  3. Step 3: Cross multiply
    937,257.15x = 1,405,595.00 × 338,140.42
  4. Step 4: Simplify right side
    937,257.15x = 475,288,487,936.72
  5. Step 5: Solve for x
    x = 475,288,487,936.72/937,257.15
  6. Step 6: Final answer
    x = 507,105.75

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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.