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Finding the Fourth Proportional to 1,159.94, 1,739.81 and 466.99

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Solution

The fourth proportional to 1,159.94, 1,739.81 and 466.99 is: 700.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159.94 : 1,739.81 = 466.99 : x
  2. Step 2: Convert to fraction form
    1,159.94/1,739.81 = 466.99/x
  3. Step 3: Cross multiply
    1,159.94x = 1,739.81 × 466.99
  4. Step 4: Simplify right side
    1,159.94x = 812,470.69
  5. Step 5: Solve for x
    x = 812,470.69/1,159.94
  6. Step 6: Final answer
    x = 700.44

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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.