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Finding the Fourth Proportional to 227,907.45, 341,861.18 and 109,809.45

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Solution

The fourth proportional to 227,907.45, 341,861.18 and 109,809.45 is: 164,714.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,907.45 : 341,861.18 = 109,809.45 : x
  2. Step 2: Convert to fraction form
    227,907.45/341,861.18 = 109,809.45/x
  3. Step 3: Cross multiply
    227,907.45x = 341,861.18 × 109,809.45
  4. Step 4: Simplify right side
    227,907.45x = 37,539,587,603.10
  5. Step 5: Solve for x
    x = 37,539,587,603.10/227,907.45
  6. Step 6: Final answer
    x = 164,714.18

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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.