Home / 700,930.54-1,051,380.68-195,478.02

Finding the Fourth Proportional to 700,930.54, 1,051,380.68 and 195,478.02

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Solution

The fourth proportional to 700,930.54, 1,051,380.68 and 195,478.02 is: 293,212.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,930.54 : 1,051,380.68 = 195,478.02 : x
  2. Step 2: Convert to fraction form
    700,930.54/1,051,380.68 = 195,478.02/x
  3. Step 3: Cross multiply
    700,930.54x = 1,051,380.68 × 195,478.02
  4. Step 4: Simplify right side
    700,930.54x = 205,521,813,592.65
  5. Step 5: Solve for x
    x = 205,521,813,592.65/700,930.54
  6. Step 6: Final answer
    x = 293,212.81

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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.