Home / 827,232.32-1,240,955.40-294,906.80

Finding the Fourth Proportional to 827,232.32, 1,240,955.40 and 294,906.80

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Solution

The fourth proportional to 827,232.32, 1,240,955.40 and 294,906.80 is: 442,398.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,232.32 : 1,240,955.40 = 294,906.80 : x
  2. Step 2: Convert to fraction form
    827,232.32/1,240,955.40 = 294,906.80/x
  3. Step 3: Cross multiply
    827,232.32x = 1,240,955.40 × 294,906.80
  4. Step 4: Simplify right side
    827,232.32x = 365,966,185,956.72
  5. Step 5: Solve for x
    x = 365,966,185,956.72/827,232.32
  6. Step 6: Final answer
    x = 442,398.32

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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.