Home / 808,764.84-1,213,103.52-247,800.96

Finding the Fourth Proportional to 808,764.84, 1,213,103.52 and 247,800.96

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Solution

The fourth proportional to 808,764.84, 1,213,103.52 and 247,800.96 is: 371,688.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,764.84 : 1,213,103.52 = 247,800.96 : x
  2. Step 2: Convert to fraction form
    808,764.84/1,213,103.52 = 247,800.96/x
  3. Step 3: Cross multiply
    808,764.84x = 1,213,103.52 × 247,800.96
  4. Step 4: Simplify right side
    808,764.84x = 300,608,216,835.38
  5. Step 5: Solve for x
    x = 300,608,216,835.38/808,764.84
  6. Step 6: Final answer
    x = 371,688.04

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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.