Home / 694,698.04-1,042,027.62-221,411.80

Finding the Fourth Proportional to 694,698.04, 1,042,027.62 and 221,411.80

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Solution

The fourth proportional to 694,698.04, 1,042,027.62 and 221,411.80 is: 332,111.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,698.04 : 1,042,027.62 = 221,411.80 : x
  2. Step 2: Convert to fraction form
    694,698.04/1,042,027.62 = 221,411.80/x
  3. Step 3: Cross multiply
    694,698.04x = 1,042,027.62 × 221,411.80
  4. Step 4: Simplify right side
    694,698.04x = 230,717,210,993.92
  5. Step 5: Solve for x
    x = 230,717,210,993.92/694,698.04
  6. Step 6: Final answer
    x = 332,111.50

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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.