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Finding the Fourth Proportional to 2,959.76, 4,084.29 and 1,700.55

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Solution

The fourth proportional to 2,959.76, 4,084.29 and 1,700.55 is: 2,346.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.76 : 4,084.29 = 1,700.55 : x
  2. Step 2: Convert to fraction form
    2,959.76/4,084.29 = 1,700.55/x
  3. Step 3: Cross multiply
    2,959.76x = 4,084.29 × 1,700.55
  4. Step 4: Simplify right side
    2,959.76x = 6,945,539.36
  5. Step 5: Solve for x
    x = 6,945,539.36/2,959.76
  6. Step 6: Final answer
    x = 2,346.66

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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.