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Finding the Fourth Proportional to 273,497.77, 377,445.86 and 152,662.60

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Solution

The fourth proportional to 273,497.77, 377,445.86 and 152,662.60 is: 210,684.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,497.77 : 377,445.86 = 152,662.60 : x
  2. Step 2: Convert to fraction form
    273,497.77/377,445.86 = 152,662.60/x
  3. Step 3: Cross multiply
    273,497.77x = 377,445.86 × 152,662.60
  4. Step 4: Simplify right side
    273,497.77x = 57,621,866,346.84
  5. Step 5: Solve for x
    x = 57,621,866,346.84/273,497.77
  6. Step 6: Final answer
    x = 210,684.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.