Home / 505,337.24-697,366.32-278,982.92

Finding the Fourth Proportional to 505,337.24, 697,366.32 and 278,982.92

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Solution

The fourth proportional to 505,337.24, 697,366.32 and 278,982.92 is: 384,996.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,337.24 : 697,366.32 = 278,982.92 : x
  2. Step 2: Convert to fraction form
    505,337.24/697,366.32 = 278,982.92/x
  3. Step 3: Cross multiply
    505,337.24x = 697,366.32 × 278,982.92
  4. Step 4: Simplify right side
    505,337.24x = 194,553,292,263.25
  5. Step 5: Solve for x
    x = 194,553,292,263.25/505,337.24
  6. Step 6: Final answer
    x = 384,996.94

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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.