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Finding the Fourth Proportional to 341,030.99, 470,616.55 and 188,083.31

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Solution

The fourth proportional to 341,030.99, 470,616.55 and 188,083.31 is: 259,551.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,030.99 : 470,616.55 = 188,083.31 : x
  2. Step 2: Convert to fraction form
    341,030.99/470,616.55 = 188,083.31/x
  3. Step 3: Cross multiply
    341,030.99x = 470,616.55 × 188,083.31
  4. Step 4: Simplify right side
    341,030.99x = 88,515,115,641.49
  5. Step 5: Solve for x
    x = 88,515,115,641.49/341,030.99
  6. Step 6: Final answer
    x = 259,551.53

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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.