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Finding the Fourth Proportional to 3,510,362, 5,265,543 and 850,970

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Solution

The fourth proportional to 3,510,362, 5,265,543 and 850,970 is: 1,276,455

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510,362 : 5,265,543 = 850,970 : x
  2. Step 2: Convert to fraction form
    3,510,362/5,265,543 = 850,970/x
  3. Step 3: Cross multiply
    3,510,362x = 5,265,543 × 850,970
  4. Step 4: Simplify right side
    3,510,362x = 4,480,819,126,710
  5. Step 5: Solve for x
    x = 4,480,819,126,710/3,510,362
  6. Step 6: Final answer
    x = 1,276,455

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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.