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Finding the Fourth Proportional to 552,701.56, 762,659.58 and 348,675.16

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Solution

The fourth proportional to 552,701.56, 762,659.58 and 348,675.16 is: 481,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,701.56 : 762,659.58 = 348,675.16 : x
  2. Step 2: Convert to fraction form
    552,701.56/762,659.58 = 348,675.16/x
  3. Step 3: Cross multiply
    552,701.56x = 762,659.58 × 348,675.16
  4. Step 4: Simplify right side
    552,701.56x = 265,920,451,082.03
  5. Step 5: Solve for x
    x = 265,920,451,082.03/552,701.56
  6. Step 6: Final answer
    x = 481,128.46

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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.