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Finding the Fourth Proportional to 692,735.01, 956,634.54 and 654,994.92

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Solution

The fourth proportional to 692,735.01, 956,634.54 and 654,994.92 is: 904,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,735.01 : 956,634.54 = 654,994.92 : x
  2. Step 2: Convert to fraction form
    692,735.01/956,634.54 = 654,994.92/x
  3. Step 3: Cross multiply
    692,735.01x = 956,634.54 × 654,994.92
  4. Step 4: Simplify right side
    692,735.01x = 626,590,763,996.54
  5. Step 5: Solve for x
    x = 626,590,763,996.54/692,735.01
  6. Step 6: Final answer
    x = 904,517.25

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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.