Home / 941,305.78-1,299,012.02-511,585.93

Finding the Fourth Proportional to 941,305.78, 1,299,012.02 and 511,585.93

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Solution

The fourth proportional to 941,305.78, 1,299,012.02 and 511,585.93 is: 705,994.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,305.78 : 1,299,012.02 = 511,585.93 : x
  2. Step 2: Convert to fraction form
    941,305.78/1,299,012.02 = 511,585.93/x
  3. Step 3: Cross multiply
    941,305.78x = 1,299,012.02 × 511,585.93
  4. Step 4: Simplify right side
    941,305.78x = 664,556,272,332.88
  5. Step 5: Solve for x
    x = 664,556,272,332.88/941,305.78
  6. Step 6: Final answer
    x = 705,994.04

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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.