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Finding the Fourth Proportional to 236,465.10, 354,697.65 and 112,049.10

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Solution

The fourth proportional to 236,465.10, 354,697.65 and 112,049.10 is: 168,073.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,465.10 : 354,697.65 = 112,049.10 : x
  2. Step 2: Convert to fraction form
    236,465.10/354,697.65 = 112,049.10/x
  3. Step 3: Cross multiply
    236,465.10x = 354,697.65 × 112,049.10
  4. Step 4: Simplify right side
    236,465.10x = 39,743,552,454.62
  5. Step 5: Solve for x
    x = 39,743,552,454.62/236,465.10
  6. Step 6: Final answer
    x = 168,073.65

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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.