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Finding the Fourth Proportional to 365,328.80, 547,985.52 and 168,336.80

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Solution

The fourth proportional to 365,328.80, 547,985.52 and 168,336.80 is: 252,501.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,328.80 : 547,985.52 = 168,336.80 : x
  2. Step 2: Convert to fraction form
    365,328.80/547,985.52 = 168,336.80/x
  3. Step 3: Cross multiply
    365,328.80x = 547,985.52 × 168,336.80
  4. Step 4: Simplify right side
    365,328.80x = 92,246,128,883.14
  5. Step 5: Solve for x
    x = 92,246,128,883.14/365,328.80
  6. Step 6: Final answer
    x = 252,501.66

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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.