Home / 941,384.63-1,299,118.70-511,664.65

Finding the Fourth Proportional to 941,384.63, 1,299,118.70 and 511,664.65

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Solution

The fourth proportional to 941,384.63, 1,299,118.70 and 511,664.65 is: 706,101.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,384.63 : 1,299,118.70 = 511,664.65 : x
  2. Step 2: Convert to fraction form
    941,384.63/1,299,118.70 = 511,664.65/x
  3. Step 3: Cross multiply
    941,384.63x = 1,299,118.70 × 511,664.65
  4. Step 4: Simplify right side
    941,384.63x = 664,713,112,975.32
  5. Step 5: Solve for x
    x = 664,713,112,975.32/941,384.63
  6. Step 6: Final answer
    x = 706,101.51

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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.