Home / 713,157.20-1,069,735.80-239,793.20

Finding the Fourth Proportional to 713,157.20, 1,069,735.80 and 239,793.20

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Solution

The fourth proportional to 713,157.20, 1,069,735.80 and 239,793.20 is: 359,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,157.20 : 1,069,735.80 = 239,793.20 : x
  2. Step 2: Convert to fraction form
    713,157.20/1,069,735.80 = 239,793.20/x
  3. Step 3: Cross multiply
    713,157.20x = 1,069,735.80 × 239,793.20
  4. Step 4: Simplify right side
    713,157.20x = 256,515,370,636.56
  5. Step 5: Solve for x
    x = 256,515,370,636.56/713,157.20
  6. Step 6: Final answer
    x = 359,689.80

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Similar ratio
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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.