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Finding the Fourth Proportional to 364,070.05, 546,017.45 and 111,352.75

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Solution

The fourth proportional to 364,070.05, 546,017.45 and 111,352.75 is: 167,002.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,070.05 : 546,017.45 = 111,352.75 : x
  2. Step 2: Convert to fraction form
    364,070.05/546,017.45 = 111,352.75/x
  3. Step 3: Cross multiply
    364,070.05x = 546,017.45 × 111,352.75
  4. Step 4: Simplify right side
    364,070.05x = 60,800,544,605.49
  5. Step 5: Solve for x
    x = 60,800,544,605.49/364,070.05
  6. Step 6: Final answer
    x = 167,002.32

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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.