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Finding the Fourth Proportional to 683,007.30, 957,609.90 and 683,007.30

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Solution

The fourth proportional to 683,007.30, 957,609.90 and 683,007.30 is: 957,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,007.30 : 957,609.90 = 683,007.30 : x
  2. Step 2: Convert to fraction form
    683,007.30/957,609.90 = 683,007.30/x
  3. Step 3: Cross multiply
    683,007.30x = 957,609.90 × 683,007.30
  4. Step 4: Simplify right side
    683,007.30x = 654,054,552,252.27
  5. Step 5: Solve for x
    x = 654,054,552,252.27/683,007.30
  6. Step 6: Final answer
    x = 957,609.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.