Home / 893,502.72-1,233,043.26-485,604.60

Finding the Fourth Proportional to 893,502.72, 1,233,043.26 and 485,604.60

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Solution

The fourth proportional to 893,502.72, 1,233,043.26 and 485,604.60 is: 670,139.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,502.72 : 1,233,043.26 = 485,604.60 : x
  2. Step 2: Convert to fraction form
    893,502.72/1,233,043.26 = 485,604.60/x
  3. Step 3: Cross multiply
    893,502.72x = 1,233,043.26 × 485,604.60
  4. Step 4: Simplify right side
    893,502.72x = 598,771,479,055.00
  5. Step 5: Solve for x
    x = 598,771,479,055.00/893,502.72
  6. Step 6: Final answer
    x = 670,139.51

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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.