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Finding the Fourth Proportional to 237,505.52, 327,758.04 and 128,611.04

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Solution

The fourth proportional to 237,505.52, 327,758.04 and 128,611.04 is: 177,483.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,505.52 : 327,758.04 = 128,611.04 : x
  2. Step 2: Convert to fraction form
    237,505.52/327,758.04 = 128,611.04/x
  3. Step 3: Cross multiply
    237,505.52x = 327,758.04 × 128,611.04
  4. Step 4: Simplify right side
    237,505.52x = 42,153,302,392.76
  5. Step 5: Solve for x
    x = 42,153,302,392.76/237,505.52
  6. Step 6: Final answer
    x = 177,483.46

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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.