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Finding the Fourth Proportional to 1,762.83, 2,432.75 and 966.17

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Solution

The fourth proportional to 1,762.83, 2,432.75 and 966.17 is: 1,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762.83 : 2,432.75 = 966.17 : x
  2. Step 2: Convert to fraction form
    1,762.83/2,432.75 = 966.17/x
  3. Step 3: Cross multiply
    1,762.83x = 2,432.75 × 966.17
  4. Step 4: Simplify right side
    1,762.83x = 2,350,451.32
  5. Step 5: Solve for x
    x = 2,350,451.32/1,762.83
  6. Step 6: Final answer
    x = 1,333.34

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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.