Home / 538,116.56-806,621.00-238,738.13

Finding the Fourth Proportional to 538,116.56, 806,621.00 and 238,738.13

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Solution

The fourth proportional to 538,116.56, 806,621.00 and 238,738.13 is: 357,861.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,116.56 : 806,621.00 = 238,738.13 : x
  2. Step 2: Convert to fraction form
    538,116.56/806,621.00 = 238,738.13/x
  3. Step 3: Cross multiply
    538,116.56x = 806,621.00 × 238,738.13
  4. Step 4: Simplify right side
    538,116.56x = 192,571,183,931.93
  5. Step 5: Solve for x
    x = 192,571,183,931.93/538,116.56
  6. Step 6: Final answer
    x = 357,861.47

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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.