Home / 828,739.94-1,143,652.82-461,210.92

Finding the Fourth Proportional to 828,739.94, 1,143,652.82 and 461,210.92

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Solution

The fourth proportional to 828,739.94, 1,143,652.82 and 461,210.92 is: 636,466.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,739.94 : 1,143,652.82 = 461,210.92 : x
  2. Step 2: Convert to fraction form
    828,739.94/1,143,652.82 = 461,210.92/x
  3. Step 3: Cross multiply
    828,739.94x = 1,143,652.82 × 461,210.92
  4. Step 4: Simplify right side
    828,739.94x = 527,465,164,107.61
  5. Step 5: Solve for x
    x = 527,465,164,107.61/828,739.94
  6. Step 6: Final answer
    x = 636,466.45

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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.