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Finding the Fourth Proportional to 602.92, 904.92 and 294.94

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Solution

The fourth proportional to 602.92, 904.92 and 294.94 is: 442.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.92 : 904.92 = 294.94 : x
  2. Step 2: Convert to fraction form
    602.92/904.92 = 294.94/x
  3. Step 3: Cross multiply
    602.92x = 904.92 × 294.94
  4. Step 4: Simplify right side
    602.92x = 266,897.10
  5. Step 5: Solve for x
    x = 266,897.10/602.92
  6. Step 6: Final answer
    x = 442.67

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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.