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Finding the Fourth Proportional to 616,753.63, 925,266.52 and 262,070.83

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Solution

The fourth proportional to 616,753.63, 925,266.52 and 262,070.83 is: 393,164.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,753.63 : 925,266.52 = 262,070.83 : x
  2. Step 2: Convert to fraction form
    616,753.63/925,266.52 = 262,070.83/x
  3. Step 3: Cross multiply
    616,753.63x = 925,266.52 × 262,070.83
  4. Step 4: Simplify right side
    616,753.63x = 242,485,360,241.28
  5. Step 5: Solve for x
    x = 242,485,360,241.28/616,753.63
  6. Step 6: Final answer
    x = 393,164.06

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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.