Home / 986,227.99-1,478,453.80-354,697.72

Finding the Fourth Proportional to 986,227.99, 1,478,453.80 and 354,697.72

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Solution

The fourth proportional to 986,227.99, 1,478,453.80 and 354,697.72 is: 531,727.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,227.99 : 1,478,453.80 = 354,697.72 : x
  2. Step 2: Convert to fraction form
    986,227.99/1,478,453.80 = 354,697.72/x
  3. Step 3: Cross multiply
    986,227.99x = 1,478,453.80 × 354,697.72
  4. Step 4: Simplify right side
    986,227.99x = 524,404,192,872.08
  5. Step 5: Solve for x
    x = 524,404,192,872.08/986,227.99
  6. Step 6: Final answer
    x = 531,727.14

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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.