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Finding the Fourth Proportional to 366,937.35, 550,406.03 and 340,365.30

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Solution

The fourth proportional to 366,937.35, 550,406.03 and 340,365.30 is: 510,547.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,937.35 : 550,406.03 = 340,365.30 : x
  2. Step 2: Convert to fraction form
    366,937.35/550,406.03 = 340,365.30/x
  3. Step 3: Cross multiply
    366,937.35x = 550,406.03 × 340,365.30
  4. Step 4: Simplify right side
    366,937.35x = 187,339,111,820.93
  5. Step 5: Solve for x
    x = 187,339,111,820.93/366,937.35
  6. Step 6: Final answer
    x = 510,547.95

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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.