Home / 725,984.48-1,001,711.04-424,120.16

Finding the Fourth Proportional to 725,984.48, 1,001,711.04 and 424,120.16

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Solution

The fourth proportional to 725,984.48, 1,001,711.04 and 424,120.16 is: 585,199.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,984.48 : 1,001,711.04 = 424,120.16 : x
  2. Step 2: Convert to fraction form
    725,984.48/1,001,711.04 = 424,120.16/x
  3. Step 3: Cross multiply
    725,984.48x = 1,001,711.04 × 424,120.16
  4. Step 4: Simplify right side
    725,984.48x = 424,845,846,558.57
  5. Step 5: Solve for x
    x = 424,845,846,558.57/725,984.48
  6. Step 6: Final answer
    x = 585,199.63

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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.