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Finding the Fourth Proportional to 443,570.84, 612,127.15 and 252,584.22

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Solution

The fourth proportional to 443,570.84, 612,127.15 and 252,584.22 is: 348,565.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,570.84 : 612,127.15 = 252,584.22 : x
  2. Step 2: Convert to fraction form
    443,570.84/612,127.15 = 252,584.22/x
  3. Step 3: Cross multiply
    443,570.84x = 612,127.15 × 252,584.22
  4. Step 4: Simplify right side
    443,570.84x = 154,613,659,622.43
  5. Step 5: Solve for x
    x = 154,613,659,622.43/443,570.84
  6. Step 6: Final answer
    x = 348,565.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.