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Finding the Fourth Proportional to 341,228.93, 470,897.55 and 188,267.11

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Solution

The fourth proportional to 341,228.93, 470,897.55 and 188,267.11 is: 259,809.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,228.93 : 470,897.55 = 188,267.11 : x
  2. Step 2: Convert to fraction form
    341,228.93/470,897.55 = 188,267.11/x
  3. Step 3: Cross multiply
    341,228.93x = 470,897.55 × 188,267.11
  4. Step 4: Simplify right side
    341,228.93x = 88,654,519,667.34
  5. Step 5: Solve for x
    x = 88,654,519,667.34/341,228.93
  6. Step 6: Final answer
    x = 259,809.51

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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.