Home / 680,552.01-1,020,982.93-207,274.28

Finding the Fourth Proportional to 680,552.01, 1,020,982.93 and 207,274.28

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Solution

The fourth proportional to 680,552.01, 1,020,982.93 and 207,274.28 is: 310,958.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,552.01 : 1,020,982.93 = 207,274.28 : x
  2. Step 2: Convert to fraction form
    680,552.01/1,020,982.93 = 207,274.28/x
  3. Step 3: Cross multiply
    680,552.01x = 1,020,982.93 × 207,274.28
  4. Step 4: Simplify right side
    680,552.01x = 211,623,496,084.94
  5. Step 5: Solve for x
    x = 211,623,496,084.94/680,552.01
  6. Step 6: Final answer
    x = 310,958.59

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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.