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Finding the Fourth Proportional to 228,041.20, 341,478.60 and 168,554.80

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Solution

The fourth proportional to 228,041.20, 341,478.60 and 168,554.80 is: 252,401.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,041.20 : 341,478.60 = 168,554.80 : x
  2. Step 2: Convert to fraction form
    228,041.20/341,478.60 = 168,554.80/x
  3. Step 3: Cross multiply
    228,041.20x = 341,478.60 × 168,554.80
  4. Step 4: Simplify right side
    228,041.20x = 57,557,857,127.28
  5. Step 5: Solve for x
    x = 57,557,857,127.28/228,041.20
  6. Step 6: Final answer
    x = 252,401.13

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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.