Home / 725,983.23-1,001,709.32-424,118.91

Finding the Fourth Proportional to 725,983.23, 1,001,709.32 and 424,118.91

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Solution

The fourth proportional to 725,983.23, 1,001,709.32 and 424,118.91 is: 585,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,983.23 : 1,001,709.32 = 424,118.91 : x
  2. Step 2: Convert to fraction form
    725,983.23/1,001,709.32 = 424,118.91/x
  3. Step 3: Cross multiply
    725,983.23x = 1,001,709.32 × 424,118.91
  4. Step 4: Simplify right side
    725,983.23x = 424,843,862,814.65
  5. Step 5: Solve for x
    x = 424,843,862,814.65/725,983.23
  6. Step 6: Final answer
    x = 585,197.90

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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.