Home / 683,917.92-944,070.12-612,171.36

Finding the Fourth Proportional to 683,917.92, 944,070.12 and 612,171.36

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Solution

The fourth proportional to 683,917.92, 944,070.12 and 612,171.36 is: 845,032.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,917.92 : 944,070.12 = 612,171.36 : x
  2. Step 2: Convert to fraction form
    683,917.92/944,070.12 = 612,171.36/x
  3. Step 3: Cross multiply
    683,917.92x = 944,070.12 × 612,171.36
  4. Step 4: Simplify right side
    683,917.92x = 577,932,689,295.76
  5. Step 5: Solve for x
    x = 577,932,689,295.76/683,917.92
  6. Step 6: Final answer
    x = 845,032.24

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1.5x scale

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.