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Finding the Fourth Proportional to 570,197.56, 854,705.80 and 469,297.59

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Solution

The fourth proportional to 570,197.56, 854,705.80 and 469,297.59 is: 703,460.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,197.56 : 854,705.80 = 469,297.59 : x
  2. Step 2: Convert to fraction form
    570,197.56/854,705.80 = 469,297.59/x
  3. Step 3: Cross multiply
    570,197.56x = 854,705.80 × 469,297.59
  4. Step 4: Simplify right side
    570,197.56x = 401,111,372,099.02
  5. Step 5: Solve for x
    x = 401,111,372,099.02/570,197.56
  6. Step 6: Final answer
    x = 703,460.34

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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.