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Finding the Fourth Proportional to 713,267.89, 983,735.73 and 627,042.52

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Solution

The fourth proportional to 713,267.89, 983,735.73 and 627,042.52 is: 864,814.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,267.89 : 983,735.73 = 627,042.52 : x
  2. Step 2: Convert to fraction form
    713,267.89/983,735.73 = 627,042.52/x
  3. Step 3: Cross multiply
    713,267.89x = 983,735.73 × 627,042.52
  4. Step 4: Simplify right side
    713,267.89x = 616,844,131,153.24
  5. Step 5: Solve for x
    x = 616,844,131,153.24/713,267.89
  6. Step 6: Final answer
    x = 864,814.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.