Home / 683,814.80-1,025,911.80-284,643.60

Finding the Fourth Proportional to 683,814.80, 1,025,911.80 and 284,643.60

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Solution

The fourth proportional to 683,814.80, 1,025,911.80 and 284,643.60 is: 427,044.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,814.80 : 1,025,911.80 = 284,643.60 : x
  2. Step 2: Convert to fraction form
    683,814.80/1,025,911.80 = 284,643.60/x
  3. Step 3: Cross multiply
    683,814.80x = 1,025,911.80 × 284,643.60
  4. Step 4: Simplify right side
    683,814.80x = 292,019,228,034.48
  5. Step 5: Solve for x
    x = 292,019,228,034.48/683,814.80
  6. Step 6: Final answer
    x = 427,044.32

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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.