Home / 620,293.37-930,569.18-193,811.96

Finding the Fourth Proportional to 620,293.37, 930,569.18 and 193,811.96

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Solution

The fourth proportional to 620,293.37, 930,569.18 and 193,811.96 is: 290,758.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,293.37 : 930,569.18 = 193,811.96 : x
  2. Step 2: Convert to fraction form
    620,293.37/930,569.18 = 193,811.96/x
  3. Step 3: Cross multiply
    620,293.37x = 930,569.18 × 193,811.96
  4. Step 4: Simplify right side
    620,293.37x = 180,355,436,691.39
  5. Step 5: Solve for x
    x = 180,355,436,691.39/620,293.37
  6. Step 6: Final answer
    x = 290,758.29

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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.