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Finding the Fourth Proportional to 373,011.94, 559,504.23 and 106,772.05

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Solution

The fourth proportional to 373,011.94, 559,504.23 and 106,772.05 is: 160,154.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,011.94 : 559,504.23 = 106,772.05 : x
  2. Step 2: Convert to fraction form
    373,011.94/559,504.23 = 106,772.05/x
  3. Step 3: Cross multiply
    373,011.94x = 559,504.23 × 106,772.05
  4. Step 4: Simplify right side
    373,011.94x = 59,739,413,620.77
  5. Step 5: Solve for x
    x = 59,739,413,620.77/373,011.94
  6. Step 6: Final answer
    x = 160,154.16

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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.