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Finding the Fourth Proportional to 364,358.76, 546,554.55 and 111,620.88

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Solution

The fourth proportional to 364,358.76, 546,554.55 and 111,620.88 is: 167,436.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,358.76 : 546,554.55 = 111,620.88 : x
  2. Step 2: Convert to fraction form
    364,358.76/546,554.55 = 111,620.88/x
  3. Step 3: Cross multiply
    364,358.76x = 546,554.55 × 111,620.88
  4. Step 4: Simplify right side
    364,358.76x = 61,006,899,839.00
  5. Step 5: Solve for x
    x = 61,006,899,839.00/364,358.76
  6. Step 6: Final answer
    x = 167,436.35

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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.