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Finding the Fourth Proportional to 585,646.83, 808,186.95 and 327,520.89

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Solution

The fourth proportional to 585,646.83, 808,186.95 and 327,520.89 is: 451,975.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,646.83 : 808,186.95 = 327,520.89 : x
  2. Step 2: Convert to fraction form
    585,646.83/808,186.95 = 327,520.89/x
  3. Step 3: Cross multiply
    585,646.83x = 808,186.95 × 327,520.89
  4. Step 4: Simplify right side
    585,646.83x = 264,698,109,150.39
  5. Step 5: Solve for x
    x = 264,698,109,150.39/585,646.83
  6. Step 6: Final answer
    x = 451,975.65

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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.