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Finding the Fourth Proportional to 294,851.34, 441,526.60 and 194,861.70

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Solution

The fourth proportional to 294,851.34, 441,526.60 and 194,861.70 is: 291,796.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,851.34 : 441,526.60 = 194,861.70 : x
  2. Step 2: Convert to fraction form
    294,851.34/441,526.60 = 194,861.70/x
  3. Step 3: Cross multiply
    294,851.34x = 441,526.60 × 194,861.70
  4. Step 4: Simplify right side
    294,851.34x = 86,036,623,018.70
  5. Step 5: Solve for x
    x = 86,036,623,018.70/294,851.34
  6. Step 6: Final answer
    x = 291,796.62

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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.