Home / 940,801.11-1,298,298.42-511,084.37

Finding the Fourth Proportional to 940,801.11, 1,298,298.42 and 511,084.37

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Solution

The fourth proportional to 940,801.11, 1,298,298.42 and 511,084.37 is: 705,292.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,801.11 : 1,298,298.42 = 511,084.37 : x
  2. Step 2: Convert to fraction form
    940,801.11/1,298,298.42 = 511,084.37/x
  3. Step 3: Cross multiply
    940,801.11x = 1,298,298.42 × 511,084.37
  4. Step 4: Simplify right side
    940,801.11x = 663,540,023,566.20
  5. Step 5: Solve for x
    x = 663,540,023,566.20/940,801.11
  6. Step 6: Final answer
    x = 705,292.56

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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.