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Finding the Fourth Proportional to 1,632.76, 2,450.10 and 607.48

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Solution

The fourth proportional to 1,632.76, 2,450.10 and 607.48 is: 911.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.76 : 2,450.10 = 607.48 : x
  2. Step 2: Convert to fraction form
    1,632.76/2,450.10 = 607.48/x
  3. Step 3: Cross multiply
    1,632.76x = 2,450.10 × 607.48
  4. Step 4: Simplify right side
    1,632.76x = 1,488,386.75
  5. Step 5: Solve for x
    x = 1,488,386.75/1,632.76
  6. Step 6: Final answer
    x = 911.58

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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.