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Finding the Fourth Proportional to 1,973.65, 2,960.26 and 1,048.22

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Solution

The fourth proportional to 1,973.65, 2,960.26 and 1,048.22 is: 1,572.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.65 : 2,960.26 = 1,048.22 : x
  2. Step 2: Convert to fraction form
    1,973.65/2,960.26 = 1,048.22/x
  3. Step 3: Cross multiply
    1,973.65x = 2,960.26 × 1,048.22
  4. Step 4: Simplify right side
    1,973.65x = 3,103,008.52
  5. Step 5: Solve for x
    x = 3,103,008.52/1,973.65
  6. Step 6: Final answer
    x = 1,572.22

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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.