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Finding the Fourth Proportional to 440,515.35, 659,296.80 and 440,515.35

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Solution

The fourth proportional to 440,515.35, 659,296.80 and 440,515.35 is: 659,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,515.35 : 659,296.80 = 440,515.35 : x
  2. Step 2: Convert to fraction form
    440,515.35/659,296.80 = 440,515.35/x
  3. Step 3: Cross multiply
    440,515.35x = 659,296.80 × 440,515.35
  4. Step 4: Simplify right side
    440,515.35x = 290,430,360,605.88
  5. Step 5: Solve for x
    x = 290,430,360,605.88/440,515.35
  6. Step 6: Final answer
    x = 659,296.80

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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.