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Finding the Fourth Proportional to 183,196.40, 274,276.20 and 162,460.40

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Solution

The fourth proportional to 183,196.40, 274,276.20 and 162,460.40 is: 243,230.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,196.40 : 274,276.20 = 162,460.40 : x
  2. Step 2: Convert to fraction form
    183,196.40/274,276.20 = 162,460.40/x
  3. Step 3: Cross multiply
    183,196.40x = 274,276.20 × 162,460.40
  4. Step 4: Simplify right side
    183,196.40x = 44,559,021,162.48
  5. Step 5: Solve for x
    x = 44,559,021,162.48/183,196.40
  6. Step 6: Final answer
    x = 243,230.88

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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.