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Finding the Fourth Proportional to 550,497.16, 825,705.64 and 246,985.30

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Solution

The fourth proportional to 550,497.16, 825,705.64 and 246,985.30 is: 370,459.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,497.16 : 825,705.64 = 246,985.30 : x
  2. Step 2: Convert to fraction form
    550,497.16/825,705.64 = 246,985.30/x
  3. Step 3: Cross multiply
    550,497.16x = 825,705.64 × 246,985.30
  4. Step 4: Simplify right side
    550,497.16x = 203,937,155,207.09
  5. Step 5: Solve for x
    x = 203,937,155,207.09/550,497.16
  6. Step 6: Final answer
    x = 370,459.96

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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.