Home / 683,087.70-1,025,251.20-346,362.60

Finding the Fourth Proportional to 683,087.70, 1,025,251.20 and 346,362.60

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Solution

The fourth proportional to 683,087.70, 1,025,251.20 and 346,362.60 is: 519,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,087.70 : 1,025,251.20 = 346,362.60 : x
  2. Step 2: Convert to fraction form
    683,087.70/1,025,251.20 = 346,362.60/x
  3. Step 3: Cross multiply
    683,087.70x = 1,025,251.20 × 346,362.60
  4. Step 4: Simplify right side
    683,087.70x = 355,108,671,285.12
  5. Step 5: Solve for x
    x = 355,108,671,285.12/683,087.70
  6. Step 6: Final answer
    x = 519,858.10

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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.