Home / 601,380.03-901,110.50-440,711.39

Finding the Fourth Proportional to 601,380.03, 901,110.50 and 440,711.39

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Solution

The fourth proportional to 601,380.03, 901,110.50 and 440,711.39 is: 660,363.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,380.03 : 901,110.50 = 440,711.39 : x
  2. Step 2: Convert to fraction form
    601,380.03/901,110.50 = 440,711.39/x
  3. Step 3: Cross multiply
    601,380.03x = 901,110.50 × 440,711.39
  4. Step 4: Simplify right side
    601,380.03x = 397,129,654,289.49
  5. Step 5: Solve for x
    x = 397,129,654,289.49/601,380.03
  6. Step 6: Final answer
    x = 660,363.89

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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.