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Finding the Fourth Proportional to 499,577.98, 749,066.85 and 229,367.98

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Solution

The fourth proportional to 499,577.98, 749,066.85 and 229,367.98 is: 343,914.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,577.98 : 749,066.85 = 229,367.98 : x
  2. Step 2: Convert to fraction form
    499,577.98/749,066.85 = 229,367.98/x
  3. Step 3: Cross multiply
    499,577.98x = 749,066.85 × 229,367.98
  4. Step 4: Simplify right side
    499,577.98x = 171,811,950,269.46
  5. Step 5: Solve for x
    x = 171,811,950,269.46/499,577.98
  6. Step 6: Final answer
    x = 343,914.18

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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.