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Finding the Fourth Proportional to 553,620.60, 828,954.68 and 553,620.60

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Solution

The fourth proportional to 553,620.60, 828,954.68 and 553,620.60 is: 828,954.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,620.60 : 828,954.68 = 553,620.60 : x
  2. Step 2: Convert to fraction form
    553,620.60/828,954.68 = 553,620.60/x
  3. Step 3: Cross multiply
    553,620.60x = 828,954.68 × 553,620.60
  4. Step 4: Simplify right side
    553,620.60x = 458,926,384,546.31
  5. Step 5: Solve for x
    x = 458,926,384,546.31/553,620.60
  6. Step 6: Final answer
    x = 828,954.68

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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.