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Finding the Fourth Proportional to 1,044.54, 1,566.06 and 524.16

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Solution

The fourth proportional to 1,044.54, 1,566.06 and 524.16 is: 785.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.54 : 1,566.06 = 524.16 : x
  2. Step 2: Convert to fraction form
    1,044.54/1,566.06 = 524.16/x
  3. Step 3: Cross multiply
    1,044.54x = 1,566.06 × 524.16
  4. Step 4: Simplify right side
    1,044.54x = 820,866.01
  5. Step 5: Solve for x
    x = 820,866.01/1,044.54
  6. Step 6: Final answer
    x = 785.87

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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.