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Finding the Fourth Proportional to 675.37, 1,006.36 and 602.67

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Solution

The fourth proportional to 675.37, 1,006.36 and 602.67 is: 898.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.37 : 1,006.36 = 602.67 : x
  2. Step 2: Convert to fraction form
    675.37/1,006.36 = 602.67/x
  3. Step 3: Cross multiply
    675.37x = 1,006.36 × 602.67
  4. Step 4: Simplify right side
    675.37x = 606,502.98
  5. Step 5: Solve for x
    x = 606,502.98/675.37
  6. Step 6: Final answer
    x = 898.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.