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Finding the Fourth Proportional to 277,536.51, 383,009.67 and 170,085.79

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Solution

The fourth proportional to 277,536.51, 383,009.67 and 170,085.79 is: 234,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,536.51 : 383,009.67 = 170,085.79 : x
  2. Step 2: Convert to fraction form
    277,536.51/383,009.67 = 170,085.79/x
  3. Step 3: Cross multiply
    277,536.51x = 383,009.67 × 170,085.79
  4. Step 4: Simplify right side
    277,536.51x = 65,144,502,299.59
  5. Step 5: Solve for x
    x = 65,144,502,299.59/277,536.51
  6. Step 6: Final answer
    x = 234,724.08

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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.