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Finding the Fourth Proportional to 206,262.02, 309,393.30 and 56,503.63

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Solution

The fourth proportional to 206,262.02, 309,393.30 and 56,503.63 is: 84,755.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,262.02 : 309,393.30 = 56,503.63 : x
  2. Step 2: Convert to fraction form
    206,262.02/309,393.30 = 56,503.63/x
  3. Step 3: Cross multiply
    206,262.02x = 309,393.30 × 56,503.63
  4. Step 4: Simplify right side
    206,262.02x = 17,481,842,718.19
  5. Step 5: Solve for x
    x = 17,481,842,718.19/206,262.02
  6. Step 6: Final answer
    x = 84,755.51

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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.