Home / 828,195.80-1,241,637.60-454,218.80

Finding the Fourth Proportional to 828,195.80, 1,241,637.60 and 454,218.80

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Solution

The fourth proportional to 828,195.80, 1,241,637.60 and 454,218.80 is: 680,968.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,195.80 : 1,241,637.60 = 454,218.80 : x
  2. Step 2: Convert to fraction form
    828,195.80/1,241,637.60 = 454,218.80/x
  3. Step 3: Cross multiply
    828,195.80x = 1,241,637.60 × 454,218.80
  4. Step 4: Simplify right side
    828,195.80x = 563,975,140,706.88
  5. Step 5: Solve for x
    x = 563,975,140,706.88/828,195.80
  6. Step 6: Final answer
    x = 680,968.37

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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.