Home / 608,060.21-839,110.73-336,139.56

Finding the Fourth Proportional to 608,060.21, 839,110.73 and 336,139.56

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Solution

The fourth proportional to 608,060.21, 839,110.73 and 336,139.56 is: 463,865.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,060.21 : 839,110.73 = 336,139.56 : x
  2. Step 2: Convert to fraction form
    608,060.21/839,110.73 = 336,139.56/x
  3. Step 3: Cross multiply
    608,060.21x = 839,110.73 × 336,139.56
  4. Step 4: Simplify right side
    608,060.21x = 282,058,309,892.78
  5. Step 5: Solve for x
    x = 282,058,309,892.78/608,060.21
  6. Step 6: Final answer
    x = 463,865.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.