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Finding the Fourth Proportional to 552,700.56, 762,658.20 and 348,674.16

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Solution

The fourth proportional to 552,700.56, 762,658.20 and 348,674.16 is: 481,127.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,700.56 : 762,658.20 = 348,674.16 : x
  2. Step 2: Convert to fraction form
    552,700.56/762,658.20 = 348,674.16/x
  3. Step 3: Cross multiply
    552,700.56x = 762,658.20 × 348,674.16
  4. Step 4: Simplify right side
    552,700.56x = 265,919,207,252.11
  5. Step 5: Solve for x
    x = 265,919,207,252.11/552,700.56
  6. Step 6: Final answer
    x = 481,127.08

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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.