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Finding the Fourth Proportional to 297,864.39, 411,050.93 and 170,564.59

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Solution

The fourth proportional to 297,864.39, 411,050.93 and 170,564.59 is: 235,378.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,864.39 : 411,050.93 = 170,564.59 : x
  2. Step 2: Convert to fraction form
    297,864.39/411,050.93 = 170,564.59/x
  3. Step 3: Cross multiply
    297,864.39x = 411,050.93 × 170,564.59
  4. Step 4: Simplify right side
    297,864.39x = 70,110,733,344.57
  5. Step 5: Solve for x
    x = 70,110,733,344.57/297,864.39
  6. Step 6: Final answer
    x = 235,378.03

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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.