Home / 397,221.56-548,133.14-233,852.12

Finding the Fourth Proportional to 397,221.56, 548,133.14 and 233,852.12

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Solution

The fourth proportional to 397,221.56, 548,133.14 and 233,852.12 is: 322,696.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,221.56 : 548,133.14 = 233,852.12 : x
  2. Step 2: Convert to fraction form
    397,221.56/548,133.14 = 233,852.12/x
  3. Step 3: Cross multiply
    397,221.56x = 548,133.14 × 233,852.12
  4. Step 4: Simplify right side
    397,221.56x = 128,182,096,831.26
  5. Step 5: Solve for x
    x = 128,182,096,831.26/397,221.56
  6. Step 6: Final answer
    x = 322,696.73

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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.