Home / 444,232.81-666,351.16-140,628.45

Finding the Fourth Proportional to 444,232.81, 666,351.16 and 140,628.45

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Solution

The fourth proportional to 444,232.81, 666,351.16 and 140,628.45 is: 210,943.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,232.81 : 666,351.16 = 140,628.45 : x
  2. Step 2: Convert to fraction form
    444,232.81/666,351.16 = 140,628.45/x
  3. Step 3: Cross multiply
    444,232.81x = 666,351.16 × 140,628.45
  4. Step 4: Simplify right side
    444,232.81x = 93,707,931,652.91
  5. Step 5: Solve for x
    x = 93,707,931,652.91/444,232.81
  6. Step 6: Final answer
    x = 210,943.29

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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.