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Finding the Fourth Proportional to 560,002.36, 839,999.88 and 335,426.64

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Solution

The fourth proportional to 560,002.36, 839,999.88 and 335,426.64 is: 503,137.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,002.36 : 839,999.88 = 335,426.64 : x
  2. Step 2: Convert to fraction form
    560,002.36/839,999.88 = 335,426.64/x
  3. Step 3: Cross multiply
    560,002.36x = 839,999.88 × 335,426.64
  4. Step 4: Simplify right side
    560,002.36x = 281,758,337,348.80
  5. Step 5: Solve for x
    x = 281,758,337,348.80/560,002.36
  6. Step 6: Final answer
    x = 503,137.77

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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.