Home / 533,823.40-800,346.30-218,117.80

Finding the Fourth Proportional to 533,823.40, 800,346.30 and 218,117.80

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Solution

The fourth proportional to 533,823.40, 800,346.30 and 218,117.80 is: 327,017.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,823.40 : 800,346.30 = 218,117.80 : x
  2. Step 2: Convert to fraction form
    533,823.40/800,346.30 = 218,117.80/x
  3. Step 3: Cross multiply
    533,823.40x = 800,346.30 × 218,117.80
  4. Step 4: Simplify right side
    533,823.40x = 174,569,774,194.14
  5. Step 5: Solve for x
    x = 174,569,774,194.14/533,823.40
  6. Step 6: Final answer
    x = 327,017.84

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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.