Home / 941,079.44-1,298,686.80-511,360.88

Finding the Fourth Proportional to 941,079.44, 1,298,686.80 and 511,360.88

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Solution

The fourth proportional to 941,079.44, 1,298,686.80 and 511,360.88 is: 705,676.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,079.44 : 1,298,686.80 = 511,360.88 : x
  2. Step 2: Convert to fraction form
    941,079.44/1,298,686.80 = 511,360.88/x
  3. Step 3: Cross multiply
    941,079.44x = 1,298,686.80 × 511,360.88
  4. Step 4: Simplify right side
    941,079.44x = 664,097,624,892.38
  5. Step 5: Solve for x
    x = 664,097,624,892.38/941,079.44
  6. Step 6: Final answer
    x = 705,676.48

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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.