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Finding the Fourth Proportional to 569,664,274.60, 854,496,411.90 and 531,443,679.40

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Solution

The fourth proportional to 569,664,274.60, 854,496,411.90 and 531,443,679.40 is: 797,165,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,664,274.60 : 854,496,411.90 = 531,443,679.40 : x
  2. Step 2: Convert to fraction form
    569,664,274.60/854,496,411.90 = 531,443,679.40/x
  3. Step 3: Cross multiply
    569,664,274.60x = 854,496,411.90 × 531,443,679.40
  4. Step 4: Simplify right side
    569,664,274.60x = 454,116,717,174,233,920
  5. Step 5: Solve for x
    x = 454,116,717,174,233,920/569,664,274.60
  6. Step 6: Final answer
    x = 797,165,519.10

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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.