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Finding the Fourth Proportional to 565,372.56, 848,054.52 and 144,647.76

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Solution

The fourth proportional to 565,372.56, 848,054.52 and 144,647.76 is: 216,970.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,372.56 : 848,054.52 = 144,647.76 : x
  2. Step 2: Convert to fraction form
    565,372.56/848,054.52 = 144,647.76/x
  3. Step 3: Cross multiply
    565,372.56x = 848,054.52 × 144,647.76
  4. Step 4: Simplify right side
    565,372.56x = 122,669,186,675.88
  5. Step 5: Solve for x
    x = 122,669,186,675.88/565,372.56
  6. Step 6: Final answer
    x = 216,970.53

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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.