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Finding the Fourth Proportional to 341,416.70, 471,152.44 and 188,454.87

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Solution

The fourth proportional to 341,416.70, 471,152.44 and 188,454.87 is: 260,066.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,416.70 : 471,152.44 = 188,454.87 : x
  2. Step 2: Convert to fraction form
    341,416.70/471,152.44 = 188,454.87/x
  3. Step 3: Cross multiply
    341,416.70x = 471,152.44 × 188,454.87
  4. Step 4: Simplify right side
    341,416.70x = 88,790,971,359.25
  5. Step 5: Solve for x
    x = 88,790,971,359.25/341,416.70
  6. Step 6: Final answer
    x = 260,066.28

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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.