Home / 683,109.05-1,024,663.58-351,333.05

Finding the Fourth Proportional to 683,109.05, 1,024,663.58 and 351,333.05

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Solution

The fourth proportional to 683,109.05, 1,024,663.58 and 351,333.05 is: 526,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,109.05 : 1,024,663.58 = 351,333.05 : x
  2. Step 2: Convert to fraction form
    683,109.05/1,024,663.58 = 351,333.05/x
  3. Step 3: Cross multiply
    683,109.05x = 1,024,663.58 × 351,333.05
  4. Step 4: Simplify right side
    683,109.05x = 359,998,179,028.65
  5. Step 5: Solve for x
    x = 359,998,179,028.65/683,109.05
  6. Step 6: Final answer
    x = 526,999.58

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Similar ratio
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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.