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Finding the Fourth Proportional to 273,530.49, 377,491.10 and 152,695.37

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Solution

The fourth proportional to 273,530.49, 377,491.10 and 152,695.37 is: 210,730.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,530.49 : 377,491.10 = 152,695.37 : x
  2. Step 2: Convert to fraction form
    273,530.49/377,491.10 = 152,695.37/x
  3. Step 3: Cross multiply
    273,530.49x = 377,491.10 × 152,695.37
  4. Step 4: Simplify right side
    273,530.49x = 57,641,143,186.21
  5. Step 5: Solve for x
    x = 57,641,143,186.21/273,530.49
  6. Step 6: Final answer
    x = 210,730.23

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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.