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Finding the Fourth Proportional to 594,586.20, 890,496.90 and 406,579.80

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Solution

The fourth proportional to 594,586.20, 890,496.90 and 406,579.80 is: 608,924.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,586.20 : 890,496.90 = 406,579.80 : x
  2. Step 2: Convert to fraction form
    594,586.20/890,496.90 = 406,579.80/x
  3. Step 3: Cross multiply
    594,586.20x = 890,496.90 × 406,579.80
  4. Step 4: Simplify right side
    594,586.20x = 362,058,051,502.62
  5. Step 5: Solve for x
    x = 362,058,051,502.62/594,586.20
  6. Step 6: Final answer
    x = 608,924.41

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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.