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Finding the Fourth Proportional to 233,453.34, 349,905.42 and 133,682.40

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Solution

The fourth proportional to 233,453.34, 349,905.42 and 133,682.40 is: 200,366.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,453.34 : 349,905.42 = 133,682.40 : x
  2. Step 2: Convert to fraction form
    233,453.34/349,905.42 = 133,682.40/x
  3. Step 3: Cross multiply
    233,453.34x = 349,905.42 × 133,682.40
  4. Step 4: Simplify right side
    233,453.34x = 46,776,196,318.61
  5. Step 5: Solve for x
    x = 46,776,196,318.61/233,453.34
  6. Step 6: Final answer
    x = 200,366.36

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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.