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Finding the Fourth Proportional to 341,340.96, 471,050.64 and 190,434.72

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Solution

The fourth proportional to 341,340.96, 471,050.64 and 190,434.72 is: 262,799.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,340.96 : 471,050.64 = 190,434.72 : x
  2. Step 2: Convert to fraction form
    341,340.96/471,050.64 = 190,434.72/x
  3. Step 3: Cross multiply
    341,340.96x = 471,050.64 × 190,434.72
  4. Step 4: Simplify right side
    341,340.96x = 89,704,396,734.22
  5. Step 5: Solve for x
    x = 89,704,396,734.22/341,340.96
  6. Step 6: Final answer
    x = 262,799.98

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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.