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Finding the Fourth Proportional to 662,225.63, 993,347.96 and 188,911.04

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Solution

The fourth proportional to 662,225.63, 993,347.96 and 188,911.04 is: 283,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,225.63 : 993,347.96 = 188,911.04 : x
  2. Step 2: Convert to fraction form
    662,225.63/993,347.96 = 188,911.04/x
  3. Step 3: Cross multiply
    662,225.63x = 993,347.96 × 188,911.04
  4. Step 4: Simplify right side
    662,225.63x = 187,654,390,294.18
  5. Step 5: Solve for x
    x = 187,654,390,294.18/662,225.63
  6. Step 6: Final answer
    x = 283,369.27

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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.