Home / 220,608.06-304,505.67-190,714.50

Finding the Fourth Proportional to 220,608.06, 304,505.67 and 190,714.50

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Solution

The fourth proportional to 220,608.06, 304,505.67 and 190,714.50 is: 263,243.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,608.06 : 304,505.67 = 190,714.50 : x
  2. Step 2: Convert to fraction form
    220,608.06/304,505.67 = 190,714.50/x
  3. Step 3: Cross multiply
    220,608.06x = 304,505.67 × 190,714.50
  4. Step 4: Simplify right side
    220,608.06x = 58,073,644,125.11
  5. Step 5: Solve for x
    x = 58,073,644,125.11/220,608.06
  6. Step 6: Final answer
    x = 263,243.53

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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.