Home / 414,750.06-621,128.48-236,717.33

Finding the Fourth Proportional to 414,750.06, 621,128.48 and 236,717.33

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Solution

The fourth proportional to 414,750.06, 621,128.48 and 236,717.33 is: 354,507.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,750.06 : 621,128.48 = 236,717.33 : x
  2. Step 2: Convert to fraction form
    414,750.06/621,128.48 = 236,717.33/x
  3. Step 3: Cross multiply
    414,750.06x = 621,128.48 × 236,717.33
  4. Step 4: Simplify right side
    414,750.06x = 147,031,871,083.33
  5. Step 5: Solve for x
    x = 147,031,871,083.33/414,750.06
  6. Step 6: Final answer
    x = 354,507.17

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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.