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Finding the Fourth Proportional to 235,754.71, 353,628.59 and 58,261.71

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Solution

The fourth proportional to 235,754.71, 353,628.59 and 58,261.71 is: 87,391.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,754.71 : 353,628.59 = 58,261.71 : x
  2. Step 2: Convert to fraction form
    235,754.71/353,628.59 = 58,261.71/x
  3. Step 3: Cross multiply
    235,754.71x = 353,628.59 × 58,261.71
  4. Step 4: Simplify right side
    235,754.71x = 20,603,006,358.29
  5. Step 5: Solve for x
    x = 20,603,006,358.29/235,754.71
  6. Step 6: Final answer
    x = 87,391.71

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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.