Home / 941,633.66-1,299,480.10-511,943.42

Finding the Fourth Proportional to 941,633.66, 1,299,480.10 and 511,943.42

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Solution

The fourth proportional to 941,633.66, 1,299,480.10 and 511,943.42 is: 706,495.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,633.66 : 1,299,480.10 = 511,943.42 : x
  2. Step 2: Convert to fraction form
    941,633.66/1,299,480.10 = 511,943.42/x
  3. Step 3: Cross multiply
    941,633.66x = 1,299,480.10 × 511,943.42
  4. Step 4: Simplify right side
    941,633.66x = 665,260,286,615.94
  5. Step 5: Solve for x
    x = 665,260,286,615.94/941,633.66
  6. Step 6: Final answer
    x = 706,495.86

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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.