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Finding the Fourth Proportional to 591,583.59, 816,552.60 and 349,950.21

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Solution

The fourth proportional to 591,583.59, 816,552.60 and 349,950.21 is: 483,030.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,583.59 : 816,552.60 = 349,950.21 : x
  2. Step 2: Convert to fraction form
    591,583.59/816,552.60 = 349,950.21/x
  3. Step 3: Cross multiply
    591,583.59x = 816,552.60 × 349,950.21
  4. Step 4: Simplify right side
    591,583.59x = 285,752,753,846.05
  5. Step 5: Solve for x
    x = 285,752,753,846.05/591,583.59
  6. Step 6: Final answer
    x = 483,030.22

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.