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Finding the Fourth Proportional to 606,083.96, 908,929.10 and 286,186.34

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Solution

The fourth proportional to 606,083.96, 908,929.10 and 286,186.34 is: 429,186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,083.96 : 908,929.10 = 286,186.34 : x
  2. Step 2: Convert to fraction form
    606,083.96/908,929.10 = 286,186.34/x
  3. Step 3: Cross multiply
    606,083.96x = 908,929.10 × 286,186.34
  4. Step 4: Simplify right side
    606,083.96x = 260,123,092,448.49
  5. Step 5: Solve for x
    x = 260,123,092,448.49/606,083.96
  6. Step 6: Final answer
    x = 429,186.56

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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.