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Finding the Fourth Proportional to 1,495.35, 2,064.69 and 906.68

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Solution

The fourth proportional to 1,495.35, 2,064.69 and 906.68 is: 1,251.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.35 : 2,064.69 = 906.68 : x
  2. Step 2: Convert to fraction form
    1,495.35/2,064.69 = 906.68/x
  3. Step 3: Cross multiply
    1,495.35x = 2,064.69 × 906.68
  4. Step 4: Simplify right side
    1,495.35x = 1,872,002.81
  5. Step 5: Solve for x
    x = 1,872,002.81/1,495.35
  6. Step 6: Final answer
    x = 1,251.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.