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Finding the Fourth Proportional to 163,034.40, 227,781.60 and 163,034.40

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Solution

The fourth proportional to 163,034.40, 227,781.60 and 163,034.40 is: 227,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,034.40 : 227,781.60 = 163,034.40 : x
  2. Step 2: Convert to fraction form
    163,034.40/227,781.60 = 163,034.40/x
  3. Step 3: Cross multiply
    163,034.40x = 227,781.60 × 163,034.40
  4. Step 4: Simplify right side
    163,034.40x = 37,136,236,487.04
  5. Step 5: Solve for x
    x = 37,136,236,487.04/163,034.40
  6. Step 6: Final answer
    x = 227,781.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.