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Finding the Fourth Proportional to 573,961.10, 860,905.20 and 194,881.10

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Solution

The fourth proportional to 573,961.10, 860,905.20 and 194,881.10 is: 292,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,961.10 : 860,905.20 = 194,881.10 : x
  2. Step 2: Convert to fraction form
    573,961.10/860,905.20 = 194,881.10/x
  3. Step 3: Cross multiply
    573,961.10x = 860,905.20 × 194,881.10
  4. Step 4: Simplify right side
    573,961.10x = 167,774,152,371.72
  5. Step 5: Solve for x
    x = 167,774,152,371.72/573,961.10
  6. Step 6: Final answer
    x = 292,309.27

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1.5x scale

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.