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Finding the Fourth Proportional to 835,756.02, 1,253,828.70 and 665,622

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Solution

The fourth proportional to 835,756.02, 1,253,828.70 and 665,622 is: 998,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,756.02 : 1,253,828.70 = 665,622 : x
  2. Step 2: Convert to fraction form
    835,756.02/1,253,828.70 = 665,622/x
  3. Step 3: Cross multiply
    835,756.02x = 1,253,828.70 × 665,622
  4. Step 4: Simplify right side
    835,756.02x = 834,575,966,951.40
  5. Step 5: Solve for x
    x = 834,575,966,951.40/835,756.02
  6. Step 6: Final answer
    x = 998,588.04

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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.