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Finding the Fourth Proportional to 637,887.57, 957,208.10 and 233,043.80

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Solution

The fourth proportional to 637,887.57, 957,208.10 and 233,043.80 is: 349,703.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,887.57 : 957,208.10 = 233,043.80 : x
  2. Step 2: Convert to fraction form
    637,887.57/957,208.10 = 233,043.80/x
  3. Step 3: Cross multiply
    637,887.57x = 957,208.10 × 233,043.80
  4. Step 4: Simplify right side
    637,887.57x = 223,071,407,063.52
  5. Step 5: Solve for x
    x = 223,071,407,063.52/637,887.57
  6. Step 6: Final answer
    x = 349,703.33

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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.