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Finding the Fourth Proportional to 569,203.80, 854,383.44 and 285,097.92

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Solution

The fourth proportional to 569,203.80, 854,383.44 and 285,097.92 is: 427,936.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,203.80 : 854,383.44 = 285,097.92 : x
  2. Step 2: Convert to fraction form
    569,203.80/854,383.44 = 285,097.92/x
  3. Step 3: Cross multiply
    569,203.80x = 854,383.44 × 285,097.92
  4. Step 4: Simplify right side
    569,203.80x = 243,582,941,626.45
  5. Step 5: Solve for x
    x = 243,582,941,626.45/569,203.80
  6. Step 6: Final answer
    x = 427,936.25

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1.5x scale

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.