Home / 941,443.52-1,299,200.68-511,724.64

Finding the Fourth Proportional to 941,443.52, 1,299,200.68 and 511,724.64

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Solution

The fourth proportional to 941,443.52, 1,299,200.68 and 511,724.64 is: 706,184.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,443.52 : 1,299,200.68 = 511,724.64 : x
  2. Step 2: Convert to fraction form
    941,443.52/1,299,200.68 = 511,724.64/x
  3. Step 3: Cross multiply
    941,443.52x = 1,299,200.68 × 511,724.64
  4. Step 4: Simplify right side
    941,443.52x = 664,833,000,260.76
  5. Step 5: Solve for x
    x = 664,833,000,260.76/941,443.52
  6. Step 6: Final answer
    x = 706,184.69

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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.