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Finding the Fourth Proportional to 610,228.56, 915,403.50 and 226,080.18

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Solution

The fourth proportional to 610,228.56, 915,403.50 and 226,080.18 is: 339,142.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,228.56 : 915,403.50 = 226,080.18 : x
  2. Step 2: Convert to fraction form
    610,228.56/915,403.50 = 226,080.18/x
  3. Step 3: Cross multiply
    610,228.56x = 915,403.50 × 226,080.18
  4. Step 4: Simplify right side
    610,228.56x = 206,954,588,052.63
  5. Step 5: Solve for x
    x = 206,954,588,052.63/610,228.56
  6. Step 6: Final answer
    x = 339,142.74

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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.