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Finding the Fourth Proportional to 5,904.09, 8,856.54 and 1,955.17

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Solution

The fourth proportional to 5,904.09, 8,856.54 and 1,955.17 is: 2,932.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.09 : 8,856.54 = 1,955.17 : x
  2. Step 2: Convert to fraction form
    5,904.09/8,856.54 = 1,955.17/x
  3. Step 3: Cross multiply
    5,904.09x = 8,856.54 × 1,955.17
  4. Step 4: Simplify right side
    5,904.09x = 17,316,052.38
  5. Step 5: Solve for x
    x = 17,316,052.38/5,904.09
  6. Step 6: Final answer
    x = 2,932.89

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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.