Home / 771,170.85-1,156,867.00-265,596.59

Finding the Fourth Proportional to 771,170.85, 1,156,867.00 and 265,596.59

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Solution

The fourth proportional to 771,170.85, 1,156,867.00 and 265,596.59 is: 398,433.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,170.85 : 1,156,867.00 = 265,596.59 : x
  2. Step 2: Convert to fraction form
    771,170.85/1,156,867.00 = 265,596.59/x
  3. Step 3: Cross multiply
    771,170.85x = 1,156,867.00 × 265,596.59
  4. Step 4: Simplify right side
    771,170.85x = 307,259,932,511.71
  5. Step 5: Solve for x
    x = 307,259,932,511.71/771,170.85
  6. Step 6: Final answer
    x = 398,433.02

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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.