Home / 940,718.41-1,298,198.19-510,998.42

Finding the Fourth Proportional to 940,718.41, 1,298,198.19 and 510,998.42

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Solution

The fourth proportional to 940,718.41, 1,298,198.19 and 510,998.42 is: 705,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,718.41 : 1,298,198.19 = 510,998.42 : x
  2. Step 2: Convert to fraction form
    940,718.41/1,298,198.19 = 510,998.42/x
  3. Step 3: Cross multiply
    940,718.41x = 1,298,198.19 × 510,998.42
  4. Step 4: Simplify right side
    940,718.41x = 663,377,226,224.23
  5. Step 5: Solve for x
    x = 663,377,226,224.23/940,718.41
  6. Step 6: Final answer
    x = 705,181.51

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Double scale
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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.