Home / 1,028,840.44-1,543,411-495,923.20

Finding the Fourth Proportional to 1,028,840.44, 1,543,411 and 495,923.20

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Solution

The fourth proportional to 1,028,840.44, 1,543,411 and 495,923.20 is: 743,957.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,840.44 : 1,543,411 = 495,923.20 : x
  2. Step 2: Convert to fraction form
    1,028,840.44/1,543,411 = 495,923.20/x
  3. Step 3: Cross multiply
    1,028,840.44x = 1,543,411 × 495,923.20
  4. Step 4: Simplify right side
    1,028,840.44x = 765,413,322,035.20
  5. Step 5: Solve for x
    x = 765,413,322,035.20/1,028,840.44
  6. Step 6: Final answer
    x = 743,957.27

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Double scale
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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.