Home / 771,182.91-1,156,823.37-238,659.21

Finding the Fourth Proportional to 771,182.91, 1,156,823.37 and 238,659.21

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Solution

The fourth proportional to 771,182.91, 1,156,823.37 and 238,659.21 is: 358,003.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,182.91 : 1,156,823.37 = 238,659.21 : x
  2. Step 2: Convert to fraction form
    771,182.91/1,156,823.37 = 238,659.21/x
  3. Step 3: Cross multiply
    771,182.91x = 1,156,823.37 × 238,659.21
  4. Step 4: Simplify right side
    771,182.91x = 276,086,551,593.74
  5. Step 5: Solve for x
    x = 276,086,551,593.74/771,182.91
  6. Step 6: Final answer
    x = 358,003.98

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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.