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Finding the Fourth Proportional to 237,900.92, 328,312.74 and 130,474.87

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Solution

The fourth proportional to 237,900.92, 328,312.74 and 130,474.87 is: 180,060.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,900.92 : 328,312.74 = 130,474.87 : x
  2. Step 2: Convert to fraction form
    237,900.92/328,312.74 = 130,474.87/x
  3. Step 3: Cross multiply
    237,900.92x = 328,312.74 × 130,474.87
  4. Step 4: Simplify right side
    237,900.92x = 42,836,561,739.34
  5. Step 5: Solve for x
    x = 42,836,561,739.34/237,900.92
  6. Step 6: Final answer
    x = 180,060.52

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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.