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Finding the Fourth Proportional to 303,425.06, 454,996.76 and 177,101.64

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Solution

The fourth proportional to 303,425.06, 454,996.76 and 177,101.64 is: 265,570.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,425.06 : 454,996.76 = 177,101.64 : x
  2. Step 2: Convert to fraction form
    303,425.06/454,996.76 = 177,101.64/x
  3. Step 3: Cross multiply
    303,425.06x = 454,996.76 × 177,101.64
  4. Step 4: Simplify right side
    303,425.06x = 80,580,671,505.18
  5. Step 5: Solve for x
    x = 80,580,671,505.18/303,425.06
  6. Step 6: Final answer
    x = 265,570.26

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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.