Home / 610,753.08-842,841.38-338,826.36

Finding the Fourth Proportional to 610,753.08, 842,841.38 and 338,826.36

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Solution

The fourth proportional to 610,753.08, 842,841.38 and 338,826.36 is: 467,581.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,753.08 : 842,841.38 = 338,826.36 : x
  2. Step 2: Convert to fraction form
    610,753.08/842,841.38 = 338,826.36/x
  3. Step 3: Cross multiply
    610,753.08x = 842,841.38 × 338,826.36
  4. Step 4: Simplify right side
    610,753.08x = 285,576,876,842.78
  5. Step 5: Solve for x
    x = 285,576,876,842.78/610,753.08
  6. Step 6: Final answer
    x = 467,581.56

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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.