Home / 704,310.85-1,056,529.59-198,876.93

Finding the Fourth Proportional to 704,310.85, 1,056,529.59 and 198,876.93

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Solution

The fourth proportional to 704,310.85, 1,056,529.59 and 198,876.93 is: 298,333.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,310.85 : 1,056,529.59 = 198,876.93 : x
  2. Step 2: Convert to fraction form
    704,310.85/1,056,529.59 = 198,876.93/x
  3. Step 3: Cross multiply
    704,310.85x = 1,056,529.59 × 198,876.93
  4. Step 4: Simplify right side
    704,310.85x = 210,119,361,313.36
  5. Step 5: Solve for x
    x = 210,119,361,313.36/704,310.85
  6. Step 6: Final answer
    x = 298,333.27

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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.