Home / 680,571.44-1,021,004.76-207,244.40

Finding the Fourth Proportional to 680,571.44, 1,021,004.76 and 207,244.40

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Solution

The fourth proportional to 680,571.44, 1,021,004.76 and 207,244.40 is: 310,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,571.44 : 1,021,004.76 = 207,244.40 : x
  2. Step 2: Convert to fraction form
    680,571.44/1,021,004.76 = 207,244.40/x
  3. Step 3: Cross multiply
    680,571.44x = 1,021,004.76 × 207,244.40
  4. Step 4: Simplify right side
    680,571.44x = 211,597,518,883.34
  5. Step 5: Solve for x
    x = 211,597,518,883.34/680,571.44
  6. Step 6: Final answer
    x = 310,911.55

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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.