Home / 712,481.54-1,068,792.51-207,046.94

Finding the Fourth Proportional to 712,481.54, 1,068,792.51 and 207,046.94

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Solution

The fourth proportional to 712,481.54, 1,068,792.51 and 207,046.94 is: 310,590.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,481.54 : 1,068,792.51 = 207,046.94 : x
  2. Step 2: Convert to fraction form
    712,481.54/1,068,792.51 = 207,046.94/x
  3. Step 3: Cross multiply
    712,481.54x = 1,068,792.51 × 207,046.94
  4. Step 4: Simplify right side
    712,481.54x = 221,290,218,690.42
  5. Step 5: Solve for x
    x = 221,290,218,690.42/712,481.54
  6. Step 6: Final answer
    x = 310,590.81

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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.