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Finding the Fourth Proportional to 1,733.32, 2,601.04 and 856.38

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Solution

The fourth proportional to 1,733.32, 2,601.04 and 856.38 is: 1,285.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.32 : 2,601.04 = 856.38 : x
  2. Step 2: Convert to fraction form
    1,733.32/2,601.04 = 856.38/x
  3. Step 3: Cross multiply
    1,733.32x = 2,601.04 × 856.38
  4. Step 4: Simplify right side
    1,733.32x = 2,227,478.64
  5. Step 5: Solve for x
    x = 2,227,478.64/1,733.32
  6. Step 6: Final answer
    x = 1,285.09

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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.