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Finding the Fourth Proportional to 354,680.01, 532,109.12 and 101,960.96

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Solution

The fourth proportional to 354,680.01, 532,109.12 and 101,960.96 is: 152,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,680.01 : 532,109.12 = 101,960.96 : x
  2. Step 2: Convert to fraction form
    354,680.01/532,109.12 = 101,960.96/x
  3. Step 3: Cross multiply
    354,680.01x = 532,109.12 × 101,960.96
  4. Step 4: Simplify right side
    354,680.01x = 54,254,353,529.60
  5. Step 5: Solve for x
    x = 54,254,353,529.60/354,680.01
  6. Step 6: Final answer
    x = 152,967.05

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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.