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Finding the Fourth Proportional to 341,441.42, 471,215.24 and 188,509.07

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Solution

The fourth proportional to 341,441.42, 471,215.24 and 188,509.07 is: 260,156.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,441.42 : 471,215.24 = 188,509.07 : x
  2. Step 2: Convert to fraction form
    341,441.42/471,215.24 = 188,509.07/x
  3. Step 3: Cross multiply
    341,441.42x = 471,215.24 × 188,509.07
  4. Step 4: Simplify right side
    341,441.42x = 88,828,344,777.42
  5. Step 5: Solve for x
    x = 88,828,344,777.42/341,441.42
  6. Step 6: Final answer
    x = 260,156.91

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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.