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Finding the Fourth Proportional to 196,577.88, 294,866.88 and 56,336.50

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Solution

The fourth proportional to 196,577.88, 294,866.88 and 56,336.50 is: 84,504.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,577.88 : 294,866.88 = 56,336.50 : x
  2. Step 2: Convert to fraction form
    196,577.88/294,866.88 = 56,336.50/x
  3. Step 3: Cross multiply
    196,577.88x = 294,866.88 × 56,336.50
  4. Step 4: Simplify right side
    196,577.88x = 16,611,767,985.12
  5. Step 5: Solve for x
    x = 16,611,767,985.12/196,577.88
  6. Step 6: Final answer
    x = 84,504.77

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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.