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Finding the Fourth Proportional to 344,692.86, 517,045.77 and 108,030.30

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Solution

The fourth proportional to 344,692.86, 517,045.77 and 108,030.30 is: 162,047.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,692.86 : 517,045.77 = 108,030.30 : x
  2. Step 2: Convert to fraction form
    344,692.86/517,045.77 = 108,030.30/x
  3. Step 3: Cross multiply
    344,692.86x = 517,045.77 × 108,030.30
  4. Step 4: Simplify right side
    344,692.86x = 55,856,609,646.83
  5. Step 5: Solve for x
    x = 55,856,609,646.83/344,692.86
  6. Step 6: Final answer
    x = 162,047.48

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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.