Home / 677,741.61-1,015,951.44-322,660.29

Finding the Fourth Proportional to 677,741.61, 1,015,951.44 and 322,660.29

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Solution

The fourth proportional to 677,741.61, 1,015,951.44 and 322,660.29 is: 483,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,741.61 : 1,015,951.44 = 322,660.29 : x
  2. Step 2: Convert to fraction form
    677,741.61/1,015,951.44 = 322,660.29/x
  3. Step 3: Cross multiply
    677,741.61x = 1,015,951.44 × 322,660.29
  4. Step 4: Simplify right side
    677,741.61x = 327,807,186,256.32
  5. Step 5: Solve for x
    x = 327,807,186,256.32/677,741.61
  6. Step 6: Final answer
    x = 483,675.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.