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Finding the Fourth Proportional to 447,199.04, 670,798.56 and 114,775.04

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Solution

The fourth proportional to 447,199.04, 670,798.56 and 114,775.04 is: 172,162.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,199.04 : 670,798.56 = 114,775.04 : x
  2. Step 2: Convert to fraction form
    447,199.04/670,798.56 = 114,775.04/x
  3. Step 3: Cross multiply
    447,199.04x = 670,798.56 × 114,775.04
  4. Step 4: Simplify right side
    447,199.04x = 76,990,931,555.94
  5. Step 5: Solve for x
    x = 76,990,931,555.94/447,199.04
  6. Step 6: Final answer
    x = 172,162.56

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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.