Home / 723,254.44-1,084,954.56-190,812.28

Finding the Fourth Proportional to 723,254.44, 1,084,954.56 and 190,812.28

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Solution

The fourth proportional to 723,254.44, 1,084,954.56 and 190,812.28 is: 286,237.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,254.44 : 1,084,954.56 = 190,812.28 : x
  2. Step 2: Convert to fraction form
    723,254.44/1,084,954.56 = 190,812.28/x
  3. Step 3: Cross multiply
    723,254.44x = 1,084,954.56 × 190,812.28
  4. Step 4: Simplify right side
    723,254.44x = 207,022,653,290.00
  5. Step 5: Solve for x
    x = 207,022,653,290.00/723,254.44
  6. Step 6: Final answer
    x = 286,237.65

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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.