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Finding the Fourth Proportional to 341,455.59, 471,234.78 and 188,523.23

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Solution

The fourth proportional to 341,455.59, 471,234.78 and 188,523.23 is: 260,176.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,455.59 : 471,234.78 = 188,523.23 : x
  2. Step 2: Convert to fraction form
    341,455.59/471,234.78 = 188,523.23/x
  3. Step 3: Cross multiply
    341,455.59x = 471,234.78 × 188,523.23
  4. Step 4: Simplify right side
    341,455.59x = 88,838,700,457.77
  5. Step 5: Solve for x
    x = 88,838,700,457.77/341,455.59
  6. Step 6: Final answer
    x = 260,176.44

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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.