Home / 893,681.06-1,233,291.39-485,788.82

Finding the Fourth Proportional to 893,681.06, 1,233,291.39 and 485,788.82

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Solution

The fourth proportional to 893,681.06, 1,233,291.39 and 485,788.82 is: 670,394.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,681.06 : 1,233,291.39 = 485,788.82 : x
  2. Step 2: Convert to fraction form
    893,681.06/1,233,291.39 = 485,788.82/x
  3. Step 3: Cross multiply
    893,681.06x = 1,233,291.39 × 485,788.82
  4. Step 4: Simplify right side
    893,681.06x = 599,119,169,064.26
  5. Step 5: Solve for x
    x = 599,119,169,064.26/893,681.06
  6. Step 6: Final answer
    x = 670,394.84

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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.