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Finding the Fourth Proportional to 616,754.25, 925,267.46 and 262,071.45

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Solution

The fourth proportional to 616,754.25, 925,267.46 and 262,071.45 is: 393,165.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,754.25 : 925,267.46 = 262,071.45 : x
  2. Step 2: Convert to fraction form
    616,754.25/925,267.46 = 262,071.45/x
  3. Step 3: Cross multiply
    616,754.25x = 925,267.46 × 262,071.45
  4. Step 4: Simplify right side
    616,754.25x = 242,486,183,569.66
  5. Step 5: Solve for x
    x = 242,486,183,569.66/616,754.25
  6. Step 6: Final answer
    x = 393,165.00

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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.