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Finding the Fourth Proportional to 544,968.54, 816,922.46 and 260,585.64

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Solution

The fourth proportional to 544,968.54, 816,922.46 and 260,585.64 is: 390,624.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,968.54 : 816,922.46 = 260,585.64 : x
  2. Step 2: Convert to fraction form
    544,968.54/816,922.46 = 260,585.64/x
  3. Step 3: Cross multiply
    544,968.54x = 816,922.46 × 260,585.64
  4. Step 4: Simplify right side
    544,968.54x = 212,878,260,766.55
  5. Step 5: Solve for x
    x = 212,878,260,766.55/544,968.54
  6. Step 6: Final answer
    x = 390,624.86

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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.