Home / 940,817.44-1,298,339.16-511,104.36

Finding the Fourth Proportional to 940,817.44, 1,298,339.16 and 511,104.36

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Solution

The fourth proportional to 940,817.44, 1,298,339.16 and 511,104.36 is: 705,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,817.44 : 1,298,339.16 = 511,104.36 : x
  2. Step 2: Convert to fraction form
    940,817.44/1,298,339.16 = 511,104.36/x
  3. Step 3: Cross multiply
    940,817.44x = 1,298,339.16 × 511,104.36
  4. Step 4: Simplify right side
    940,817.44x = 663,586,805,434.74
  5. Step 5: Solve for x
    x = 663,586,805,434.74/940,817.44
  6. Step 6: Final answer
    x = 705,330.04

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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.