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Finding the Fourth Proportional to 341,012.50, 470,624.07 and 188,064.65

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Solution

The fourth proportional to 341,012.50, 470,624.07 and 188,064.65 is: 259,544.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,012.50 : 470,624.07 = 188,064.65 : x
  2. Step 2: Convert to fraction form
    341,012.50/470,624.07 = 188,064.65/x
  3. Step 3: Cross multiply
    341,012.50x = 470,624.07 × 188,064.65
  4. Step 4: Simplify right side
    341,012.50x = 88,507,752,887.93
  5. Step 5: Solve for x
    x = 88,507,752,887.93/341,012.50
  6. Step 6: Final answer
    x = 259,544.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.