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Finding the Fourth Proportional to 471,275.10, 706,912.65 and 246,548.70

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Solution

The fourth proportional to 471,275.10, 706,912.65 and 246,548.70 is: 369,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,275.10 : 706,912.65 = 246,548.70 : x
  2. Step 2: Convert to fraction form
    471,275.10/706,912.65 = 246,548.70/x
  3. Step 3: Cross multiply
    471,275.10x = 706,912.65 × 246,548.70
  4. Step 4: Simplify right side
    471,275.10x = 174,288,394,871.06
  5. Step 5: Solve for x
    x = 174,288,394,871.06/471,275.10
  6. Step 6: Final answer
    x = 369,823.05

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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.