Home / 941,353.65-1,299,078.14-511,633.80

Finding the Fourth Proportional to 941,353.65, 1,299,078.14 and 511,633.80

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Solution

The fourth proportional to 941,353.65, 1,299,078.14 and 511,633.80 is: 706,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,353.65 : 1,299,078.14 = 511,633.80 : x
  2. Step 2: Convert to fraction form
    941,353.65/1,299,078.14 = 511,633.80/x
  3. Step 3: Cross multiply
    941,353.65x = 1,299,078.14 × 511,633.80
  4. Step 4: Simplify right side
    941,353.65x = 664,652,282,706.96
  5. Step 5: Solve for x
    x = 664,652,282,706.96/941,353.65
  6. Step 6: Final answer
    x = 706,060.13

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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.