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Finding the Fourth Proportional to 1,737.14, 2,605.56 and 682.97

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Solution

The fourth proportional to 1,737.14, 2,605.56 and 682.97 is: 1,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737.14 : 2,605.56 = 682.97 : x
  2. Step 2: Convert to fraction form
    1,737.14/2,605.56 = 682.97/x
  3. Step 3: Cross multiply
    1,737.14x = 2,605.56 × 682.97
  4. Step 4: Simplify right side
    1,737.14x = 1,779,525.83
  5. Step 5: Solve for x
    x = 1,779,525.83/1,737.14
  6. Step 6: Final answer
    x = 1,024.40

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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.