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Finding the Fourth Proportional to 569,690.80, 854,536.20 and 569,690.80

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Solution

The fourth proportional to 569,690.80, 854,536.20 and 569,690.80 is: 854,536.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,690.80 : 854,536.20 = 569,690.80 : x
  2. Step 2: Convert to fraction form
    569,690.80/854,536.20 = 569,690.80/x
  3. Step 3: Cross multiply
    569,690.80x = 854,536.20 × 569,690.80
  4. Step 4: Simplify right side
    569,690.80x = 486,821,411,406.96
  5. Step 5: Solve for x
    x = 486,821,411,406.96/569,690.80
  6. Step 6: Final answer
    x = 854,536.20

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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.