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Finding the Fourth Proportional to 303,240.76, 454,394.58 and 178,444.60

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Solution

The fourth proportional to 303,240.76, 454,394.58 and 178,444.60 is: 267,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,240.76 : 454,394.58 = 178,444.60 : x
  2. Step 2: Convert to fraction form
    303,240.76/454,394.58 = 178,444.60/x
  3. Step 3: Cross multiply
    303,240.76x = 454,394.58 × 178,444.60
  4. Step 4: Simplify right side
    303,240.76x = 81,084,259,070.27
  5. Step 5: Solve for x
    x = 81,084,259,070.27/303,240.76
  6. Step 6: Final answer
    x = 267,392.35

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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.