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Finding the Fourth Proportional to 237,803.58, 328,168.86 and 130,371.30

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Solution

The fourth proportional to 237,803.58, 328,168.86 and 130,371.30 is: 179,912.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,803.58 : 328,168.86 = 130,371.30 : x
  2. Step 2: Convert to fraction form
    237,803.58/328,168.86 = 130,371.30/x
  3. Step 3: Cross multiply
    237,803.58x = 328,168.86 × 130,371.30
  4. Step 4: Simplify right side
    237,803.58x = 42,783,800,897.72
  5. Step 5: Solve for x
    x = 42,783,800,897.72/237,803.58
  6. Step 6: Final answer
    x = 179,912.35

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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.