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Finding the Fourth Proportional to 365,196.20, 547,794.30 and 102,540.20

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Solution

The fourth proportional to 365,196.20, 547,794.30 and 102,540.20 is: 153,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,196.20 : 547,794.30 = 102,540.20 : x
  2. Step 2: Convert to fraction form
    365,196.20/547,794.30 = 102,540.20/x
  3. Step 3: Cross multiply
    365,196.20x = 547,794.30 × 102,540.20
  4. Step 4: Simplify right side
    365,196.20x = 56,170,937,080.86
  5. Step 5: Solve for x
    x = 56,170,937,080.86/365,196.20
  6. Step 6: Final answer
    x = 153,810.30

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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.