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Finding the Fourth Proportional to 504,582,195.80, 756,873,293.70 and 349,614,000.20

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Solution

The fourth proportional to 504,582,195.80, 756,873,293.70 and 349,614,000.20 is: 524,421,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,582,195.80 : 756,873,293.70 = 349,614,000.20 : x
  2. Step 2: Convert to fraction form
    504,582,195.80/756,873,293.70 = 349,614,000.20/x
  3. Step 3: Cross multiply
    504,582,195.80x = 756,873,293.70 × 349,614,000.20
  4. Step 4: Simplify right side
    504,582,195.80x = 264,613,499,855,006,464
  5. Step 5: Solve for x
    x = 264,613,499,855,006,464/504,582,195.80
  6. Step 6: Final answer
    x = 524,421,000.30

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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.