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Finding the Fourth Proportional to 514,692.50, 772,063.38 and 248,676.75

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Solution

The fourth proportional to 514,692.50, 772,063.38 and 248,676.75 is: 373,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,692.50 : 772,063.38 = 248,676.75 : x
  2. Step 2: Convert to fraction form
    514,692.50/772,063.38 = 248,676.75/x
  3. Step 3: Cross multiply
    514,692.50x = 772,063.38 × 248,676.75
  4. Step 4: Simplify right side
    514,692.50x = 191,994,212,132.42
  5. Step 5: Solve for x
    x = 191,994,212,132.42/514,692.50
  6. Step 6: Final answer
    x = 373,027.03

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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.