Home / 725,968.58-1,088,952.53-220,527.59

Finding the Fourth Proportional to 725,968.58, 1,088,952.53 and 220,527.59

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Solution

The fourth proportional to 725,968.58, 1,088,952.53 and 220,527.59 is: 330,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,968.58 : 1,088,952.53 = 220,527.59 : x
  2. Step 2: Convert to fraction form
    725,968.58/1,088,952.53 = 220,527.59/x
  3. Step 3: Cross multiply
    725,968.58x = 1,088,952.53 × 220,527.59
  4. Step 4: Simplify right side
    725,968.58x = 240,144,077,065.30
  5. Step 5: Solve for x
    x = 240,144,077,065.30/725,968.58
  6. Step 6: Final answer
    x = 330,791.28

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Double scale
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Similar ratio
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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.