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Finding the Fourth Proportional to 609,996.68, 914,735.80 and 249,919.64

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Solution

The fourth proportional to 609,996.68, 914,735.80 and 249,919.64 is: 374,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,996.68 : 914,735.80 = 249,919.64 : x
  2. Step 2: Convert to fraction form
    609,996.68/914,735.80 = 249,919.64/x
  3. Step 3: Cross multiply
    609,996.68x = 914,735.80 × 249,919.64
  4. Step 4: Simplify right side
    609,996.68x = 228,610,441,831.11
  5. Step 5: Solve for x
    x = 228,610,441,831.11/609,996.68
  6. Step 6: Final answer
    x = 374,773.26

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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.