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Finding the Fourth Proportional to 236,963.70, 355,434.62 and 59,466.78

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Solution

The fourth proportional to 236,963.70, 355,434.62 and 59,466.78 is: 89,197.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,963.70 : 355,434.62 = 59,466.78 : x
  2. Step 2: Convert to fraction form
    236,963.70/355,434.62 = 59,466.78/x
  3. Step 3: Cross multiply
    236,963.70x = 355,434.62 × 59,466.78
  4. Step 4: Simplify right side
    236,963.70x = 21,136,552,054.59
  5. Step 5: Solve for x
    x = 21,136,552,054.59/236,963.70
  6. Step 6: Final answer
    x = 89,197.43

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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.