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Finding the Fourth Proportional to 683,010.80, 957,614.80 and 683,010.80

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Solution

The fourth proportional to 683,010.80, 957,614.80 and 683,010.80 is: 957,614.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,010.80 : 957,614.80 = 683,010.80 : x
  2. Step 2: Convert to fraction form
    683,010.80/957,614.80 = 683,010.80/x
  3. Step 3: Cross multiply
    683,010.80x = 957,614.80 × 683,010.80
  4. Step 4: Simplify right side
    683,010.80x = 654,061,250,639.84
  5. Step 5: Solve for x
    x = 654,061,250,639.84/683,010.80
  6. Step 6: Final answer
    x = 957,614.80

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Half scale
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Double scale
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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.