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Finding the Fourth Proportional to 363,011.10, 544,516.65 and 262,700.70

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Solution

The fourth proportional to 363,011.10, 544,516.65 and 262,700.70 is: 394,051.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,011.10 : 544,516.65 = 262,700.70 : x
  2. Step 2: Convert to fraction form
    363,011.10/544,516.65 = 262,700.70/x
  3. Step 3: Cross multiply
    363,011.10x = 544,516.65 × 262,700.70
  4. Step 4: Simplify right side
    363,011.10x = 143,044,905,116.66
  5. Step 5: Solve for x
    x = 143,044,905,116.66/363,011.10
  6. Step 6: Final answer
    x = 394,051.05

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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.