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Finding the Fourth Proportional to 364,548.33, 546,838.92 and 111,810.45

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Solution

The fourth proportional to 364,548.33, 546,838.92 and 111,810.45 is: 167,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,548.33 : 546,838.92 = 111,810.45 : x
  2. Step 2: Convert to fraction form
    364,548.33/546,838.92 = 111,810.45/x
  3. Step 3: Cross multiply
    364,548.33x = 546,838.92 × 111,810.45
  4. Step 4: Simplify right side
    364,548.33x = 61,142,305,722.71
  5. Step 5: Solve for x
    x = 61,142,305,722.71/364,548.33
  6. Step 6: Final answer
    x = 167,720.71

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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.