Home / 831,784.20-1,248,229.80-452,800.44

Finding the Fourth Proportional to 831,784.20, 1,248,229.80 and 452,800.44

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Solution

The fourth proportional to 831,784.20, 1,248,229.80 and 452,800.44 is: 679,501.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,784.20 : 1,248,229.80 = 452,800.44 : x
  2. Step 2: Convert to fraction form
    831,784.20/1,248,229.80 = 452,800.44/x
  3. Step 3: Cross multiply
    831,784.20x = 1,248,229.80 × 452,800.44
  4. Step 4: Simplify right side
    831,784.20x = 565,199,002,661.11
  5. Step 5: Solve for x
    x = 565,199,002,661.11/831,784.20
  6. Step 6: Final answer
    x = 679,501.97

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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.