Home / 739,333.96-1,109,070.78-206,855.08

Finding the Fourth Proportional to 739,333.96, 1,109,070.78 and 206,855.08

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Solution

The fourth proportional to 739,333.96, 1,109,070.78 and 206,855.08 is: 310,302.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,333.96 : 1,109,070.78 = 206,855.08 : x
  2. Step 2: Convert to fraction form
    739,333.96/1,109,070.78 = 206,855.08/x
  3. Step 3: Cross multiply
    739,333.96x = 1,109,070.78 × 206,855.08
  4. Step 4: Simplify right side
    739,333.96x = 229,416,924,922.56
  5. Step 5: Solve for x
    x = 229,416,924,922.56/739,333.96
  6. Step 6: Final answer
    x = 310,302.16

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1.5x scale

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.