Home / 893,762.06-1,233,399.66-485,864.68

Finding the Fourth Proportional to 893,762.06, 1,233,399.66 and 485,864.68

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Solution

The fourth proportional to 893,762.06, 1,233,399.66 and 485,864.68 is: 670,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,762.06 : 1,233,399.66 = 485,864.68 : x
  2. Step 2: Convert to fraction form
    893,762.06/1,233,399.66 = 485,864.68/x
  3. Step 3: Cross multiply
    893,762.06x = 1,233,399.66 × 485,864.68
  4. Step 4: Simplify right side
    893,762.06x = 599,265,331,118.01
  5. Step 5: Solve for x
    x = 599,265,331,118.01/893,762.06
  6. Step 6: Final answer
    x = 670,497.62

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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.