Home / 507,581.24-761,467.88-203,998.97

Finding the Fourth Proportional to 507,581.24, 761,467.88 and 203,998.97

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Solution

The fourth proportional to 507,581.24, 761,467.88 and 203,998.97 is: 306,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,581.24 : 761,467.88 = 203,998.97 : x
  2. Step 2: Convert to fraction form
    507,581.24/761,467.88 = 203,998.97/x
  3. Step 3: Cross multiply
    507,581.24x = 761,467.88 × 203,998.97
  4. Step 4: Simplify right side
    507,581.24x = 155,338,665,621.75
  5. Step 5: Solve for x
    x = 155,338,665,621.75/507,581.24
  6. Step 6: Final answer
    x = 306,037.05

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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.