Home / 726,892.36-1,003,089.14-404,594.17

Finding the Fourth Proportional to 726,892.36, 1,003,089.14 and 404,594.17

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Solution

The fourth proportional to 726,892.36, 1,003,089.14 and 404,594.17 is: 558,327.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,892.36 : 1,003,089.14 = 404,594.17 : x
  2. Step 2: Convert to fraction form
    726,892.36/1,003,089.14 = 404,594.17/x
  3. Step 3: Cross multiply
    726,892.36x = 1,003,089.14 × 404,594.17
  4. Step 4: Simplify right side
    726,892.36x = 405,844,018,034.31
  5. Step 5: Solve for x
    x = 405,844,018,034.31/726,892.36
  6. Step 6: Final answer
    x = 558,327.53

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Double scale
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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.