Home / 776,197.71-1,164,214.76-207,636.26

Finding the Fourth Proportional to 776,197.71, 1,164,214.76 and 207,636.26

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Solution

The fourth proportional to 776,197.71, 1,164,214.76 and 207,636.26 is: 311,432.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,197.71 : 1,164,214.76 = 207,636.26 : x
  2. Step 2: Convert to fraction form
    776,197.71/1,164,214.76 = 207,636.26/x
  3. Step 3: Cross multiply
    776,197.71x = 1,164,214.76 × 207,636.26
  4. Step 4: Simplify right side
    776,197.71x = 241,733,191,743.94
  5. Step 5: Solve for x
    x = 241,733,191,743.94/776,197.71
  6. Step 6: Final answer
    x = 311,432.50

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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.