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Finding the Fourth Proportional to 196,053.40, 294,371.70 and 151,730.20

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Solution

The fourth proportional to 196,053.40, 294,371.70 and 151,730.20 is: 227,820.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,053.40 : 294,371.70 = 151,730.20 : x
  2. Step 2: Convert to fraction form
    196,053.40/294,371.70 = 151,730.20/x
  3. Step 3: Cross multiply
    196,053.40x = 294,371.70 × 151,730.20
  4. Step 4: Simplify right side
    196,053.40x = 44,665,076,915.34
  5. Step 5: Solve for x
    x = 44,665,076,915.34/196,053.40
  6. Step 6: Final answer
    x = 227,820.98

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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.