Home / 683,118.55-1,024,677.83-328,046.95

Finding the Fourth Proportional to 683,118.55, 1,024,677.83 and 328,046.95

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Solution

The fourth proportional to 683,118.55, 1,024,677.83 and 328,046.95 is: 492,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,118.55 : 1,024,677.83 = 328,046.95 : x
  2. Step 2: Convert to fraction form
    683,118.55/1,024,677.83 = 328,046.95/x
  3. Step 3: Cross multiply
    683,118.55x = 1,024,677.83 × 328,046.95
  4. Step 4: Simplify right side
    683,118.55x = 336,142,436,864.12
  5. Step 5: Solve for x
    x = 336,142,436,864.12/683,118.55
  6. Step 6: Final answer
    x = 492,070.43

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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.