Home / 1,236,832.32-1,855,222.21-338,274.08

Finding the Fourth Proportional to 1,236,832.32, 1,855,222.21 and 338,274.08

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Solution

The fourth proportional to 1,236,832.32, 1,855,222.21 and 338,274.08 is: 507,403.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,832.32 : 1,855,222.21 = 338,274.08 : x
  2. Step 2: Convert to fraction form
    1,236,832.32/1,855,222.21 = 338,274.08/x
  3. Step 3: Cross multiply
    1,236,832.32x = 1,855,222.21 × 338,274.08
  4. Step 4: Simplify right side
    1,236,832.32x = 627,573,586,283.32
  5. Step 5: Solve for x
    x = 627,573,586,283.32/1,236,832.32
  6. Step 6: Final answer
    x = 507,403.94

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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.