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Finding the Fourth Proportional to 227,592.60, 341,388.90 and 139,019.10

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Solution

The fourth proportional to 227,592.60, 341,388.90 and 139,019.10 is: 208,528.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,592.60 : 341,388.90 = 139,019.10 : x
  2. Step 2: Convert to fraction form
    227,592.60/341,388.90 = 139,019.10/x
  3. Step 3: Cross multiply
    227,592.60x = 341,388.90 × 139,019.10
  4. Step 4: Simplify right side
    227,592.60x = 47,459,577,627.99
  5. Step 5: Solve for x
    x = 47,459,577,627.99/227,592.60
  6. Step 6: Final answer
    x = 208,528.65

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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.