Home / 941,306.64-1,299,011.76-511,587.87

Finding the Fourth Proportional to 941,306.64, 1,299,011.76 and 511,587.87

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Solution

The fourth proportional to 941,306.64, 1,299,011.76 and 511,587.87 is: 705,995.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,306.64 : 1,299,011.76 = 511,587.87 : x
  2. Step 2: Convert to fraction form
    941,306.64/1,299,011.76 = 511,587.87/x
  3. Step 3: Cross multiply
    941,306.64x = 1,299,011.76 × 511,587.87
  4. Step 4: Simplify right side
    941,306.64x = 664,558,659,403.35
  5. Step 5: Solve for x
    x = 664,558,659,403.35/941,306.64
  6. Step 6: Final answer
    x = 705,995.93

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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.