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Finding the Fourth Proportional to 594,217.80, 890,998.65 and 194,652.90

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Solution

The fourth proportional to 594,217.80, 890,998.65 and 194,652.90 is: 291,871.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,217.80 : 890,998.65 = 194,652.90 : x
  2. Step 2: Convert to fraction form
    594,217.80/890,998.65 = 194,652.90/x
  3. Step 3: Cross multiply
    594,217.80x = 890,998.65 × 194,652.90
  4. Step 4: Simplify right side
    594,217.80x = 173,435,471,118.59
  5. Step 5: Solve for x
    x = 173,435,471,118.59/594,217.80
  6. Step 6: Final answer
    x = 291,871.89

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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.