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Finding the Fourth Proportional to 536,918.96, 806,000.60 and 288,086.96

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Solution

The fourth proportional to 536,918.96, 806,000.60 and 288,086.96 is: 432,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,918.96 : 806,000.60 = 288,086.96 : x
  2. Step 2: Convert to fraction form
    536,918.96/806,000.60 = 288,086.96/x
  3. Step 3: Cross multiply
    536,918.96x = 806,000.60 × 288,086.96
  4. Step 4: Simplify right side
    536,918.96x = 232,198,262,612.18
  5. Step 5: Solve for x
    x = 232,198,262,612.18/536,918.96
  6. Step 6: Final answer
    x = 432,464.26

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1.5x scale

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.