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Finding the Fourth Proportional to 237,910.08, 328,352.16 and 147,281.28

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Solution

The fourth proportional to 237,910.08, 328,352.16 and 147,281.28 is: 203,270.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,910.08 : 328,352.16 = 147,281.28 : x
  2. Step 2: Convert to fraction form
    237,910.08/328,352.16 = 147,281.28/x
  3. Step 3: Cross multiply
    237,910.08x = 328,352.16 × 147,281.28
  4. Step 4: Simplify right side
    237,910.08x = 48,360,126,415.56
  5. Step 5: Solve for x
    x = 48,360,126,415.56/237,910.08
  6. Step 6: Final answer
    x = 203,270.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.