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Finding the Fourth Proportional to 194,461.65, 291,200.40 and 185,604.30

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Solution

The fourth proportional to 194,461.65, 291,200.40 and 185,604.30 is: 277,936.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,461.65 : 291,200.40 = 185,604.30 : x
  2. Step 2: Convert to fraction form
    194,461.65/291,200.40 = 185,604.30/x
  3. Step 3: Cross multiply
    194,461.65x = 291,200.40 × 185,604.30
  4. Step 4: Simplify right side
    194,461.65x = 54,048,046,401.72
  5. Step 5: Solve for x
    x = 54,048,046,401.72/194,461.65
  6. Step 6: Final answer
    x = 277,936.79

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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.