Home / 683,818.80-1,025,917.80-284,647.60

Finding the Fourth Proportional to 683,818.80, 1,025,917.80 and 284,647.60

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Solution

The fourth proportional to 683,818.80, 1,025,917.80 and 284,647.60 is: 427,050.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,818.80 : 1,025,917.80 = 284,647.60 : x
  2. Step 2: Convert to fraction form
    683,818.80/1,025,917.80 = 284,647.60/x
  3. Step 3: Cross multiply
    683,818.80x = 1,025,917.80 × 284,647.60
  4. Step 4: Simplify right side
    683,818.80x = 292,025,039,567.28
  5. Step 5: Solve for x
    x = 292,025,039,567.28/683,818.80
  6. Step 6: Final answer
    x = 427,050.32

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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.