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Finding the Fourth Proportional to 567,095.40, 851,031.90 and 251,778.60

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Solution

The fourth proportional to 567,095.40, 851,031.90 and 251,778.60 is: 377,840.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,095.40 : 851,031.90 = 251,778.60 : x
  2. Step 2: Convert to fraction form
    567,095.40/851,031.90 = 251,778.60/x
  3. Step 3: Cross multiply
    567,095.40x = 851,031.90 × 251,778.60
  4. Step 4: Simplify right side
    567,095.40x = 214,271,620,337.34
  5. Step 5: Solve for x
    x = 214,271,620,337.34/567,095.40
  6. Step 6: Final answer
    x = 377,840.52

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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.