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Finding the Third Proportional to 495,361.50 and 787,239

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Solution

The third proportional to 495,361.50 and 787,239 is: 1,251,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,361.50 : 787,239 = 787,239 : x
  2. Step 2: Convert to fraction form
    495,361.50/787,239 = 787,239/x
  3. Step 3: Cross multiply
    495,361.50x = 787,239 × 787,239
  4. Step 4: Simplify right side
    495,361.50x = 619,745,243,121
  5. Step 5: Solve for x
    x = 619,745,243,121/495,361.50
  6. Step 6: Final answer
    x = 1,251,096.91

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.