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Finding the Fourth Proportional to 1,566.48, 2,350.03 and 470.79

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Solution

The fourth proportional to 1,566.48, 2,350.03 and 470.79 is: 706.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.48 : 2,350.03 = 470.79 : x
  2. Step 2: Convert to fraction form
    1,566.48/2,350.03 = 470.79/x
  3. Step 3: Cross multiply
    1,566.48x = 2,350.03 × 470.79
  4. Step 4: Simplify right side
    1,566.48x = 1,106,375.32
  5. Step 5: Solve for x
    x = 1,106,375.32/1,566.48
  6. Step 6: Final answer
    x = 706.28

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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.