Home / 941,339.52-1,299,058.70-511,619.76

Finding the Fourth Proportional to 941,339.52, 1,299,058.70 and 511,619.76

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Solution

The fourth proportional to 941,339.52, 1,299,058.70 and 511,619.76 is: 706,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,339.52 : 1,299,058.70 = 511,619.76 : x
  2. Step 2: Convert to fraction form
    941,339.52/1,299,058.70 = 511,619.76/x
  3. Step 3: Cross multiply
    941,339.52x = 1,299,058.70 × 511,619.76
  4. Step 4: Simplify right side
    941,339.52x = 664,624,097,761.81
  5. Step 5: Solve for x
    x = 664,624,097,761.81/941,339.52
  6. Step 6: Final answer
    x = 706,040.79

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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.