Home / 584,845.92-807,080.40-330,207.84

Finding the Fourth Proportional to 584,845.92, 807,080.40 and 330,207.84

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Solution

The fourth proportional to 584,845.92, 807,080.40 and 330,207.84 is: 455,682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,845.92 : 807,080.40 = 330,207.84 : x
  2. Step 2: Convert to fraction form
    584,845.92/807,080.40 = 330,207.84/x
  3. Step 3: Cross multiply
    584,845.92x = 807,080.40 × 330,207.84
  4. Step 4: Simplify right side
    584,845.92x = 266,504,275,590.34
  5. Step 5: Solve for x
    x = 266,504,275,590.34/584,845.92
  6. Step 6: Final answer
    x = 455,682.88

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1.5x scale

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.