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Finding the Fourth Proportional to 563,525.73, 777,745.23 and 348,734.97

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Solution

The fourth proportional to 563,525.73, 777,745.23 and 348,734.97 is: 481,303.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,525.73 : 777,745.23 = 348,734.97 : x
  2. Step 2: Convert to fraction form
    563,525.73/777,745.23 = 348,734.97/x
  3. Step 3: Cross multiply
    563,525.73x = 777,745.23 × 348,734.97
  4. Step 4: Simplify right side
    563,525.73x = 271,226,959,451.69
  5. Step 5: Solve for x
    x = 271,226,959,451.69/563,525.73
  6. Step 6: Final answer
    x = 481,303.59

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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.