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Finding the Fourth Proportional to 237,871.33, 328,277.60 and 157,157.26

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Solution

The fourth proportional to 237,871.33, 328,277.60 and 157,157.26 is: 216,887.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,871.33 : 328,277.60 = 157,157.26 : x
  2. Step 2: Convert to fraction form
    237,871.33/328,277.60 = 157,157.26/x
  3. Step 3: Cross multiply
    237,871.33x = 328,277.60 × 157,157.26
  4. Step 4: Simplify right side
    237,871.33x = 51,591,208,135.38
  5. Step 5: Solve for x
    x = 51,591,208,135.38/237,871.33
  6. Step 6: Final answer
    x = 216,887.04

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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.