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Finding the Fourth Proportional to 469,579.75, 704,480.20 and 373,878.93

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Solution

The fourth proportional to 469,579.75, 704,480.20 and 373,878.93 is: 560,906.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,579.75 : 704,480.20 = 373,878.93 : x
  2. Step 2: Convert to fraction form
    469,579.75/704,480.20 = 373,878.93/x
  3. Step 3: Cross multiply
    469,579.75x = 704,480.20 × 373,878.93
  4. Step 4: Simplify right side
    469,579.75x = 263,390,303,382.19
  5. Step 5: Solve for x
    x = 263,390,303,382.19/469,579.75
  6. Step 6: Final answer
    x = 560,906.43

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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.