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Finding the Fourth Proportional to 4,586.79, 6,881.18 and 1,665.01

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Solution

The fourth proportional to 4,586.79, 6,881.18 and 1,665.01 is: 2,497.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,586.79 : 6,881.18 = 1,665.01 : x
  2. Step 2: Convert to fraction form
    4,586.79/6,881.18 = 1,665.01/x
  3. Step 3: Cross multiply
    4,586.79x = 6,881.18 × 1,665.01
  4. Step 4: Simplify right side
    4,586.79x = 11,457,233.51
  5. Step 5: Solve for x
    x = 11,457,233.51/4,586.79
  6. Step 6: Final answer
    x = 2,497.88

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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.