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Finding the Fourth Proportional to 649,576,614.64, 974,544,722.88 and 299,929,668.88

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Solution

The fourth proportional to 649,576,614.64, 974,544,722.88 and 299,929,668.88 is: 449,977,522.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,576,614.64 : 974,544,722.88 = 299,929,668.88 : x
  2. Step 2: Convert to fraction form
    649,576,614.64/974,544,722.88 = 299,929,668.88/x
  3. Step 3: Cross multiply
    649,576,614.64x = 974,544,722.88 × 299,929,668.88
  4. Step 4: Simplify right side
    649,576,614.64x = 292,294,876,042,149,760
  5. Step 5: Solve for x
    x = 292,294,876,042,149,760/649,576,614.64
  6. Step 6: Final answer
    x = 449,977,522.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.