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Finding the Fourth Proportional to 581,709.34, 872,564.27 and 182,381.25

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Solution

The fourth proportional to 581,709.34, 872,564.27 and 182,381.25 is: 273,571.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,709.34 : 872,564.27 = 182,381.25 : x
  2. Step 2: Convert to fraction form
    581,709.34/872,564.27 = 182,381.25/x
  3. Step 3: Cross multiply
    581,709.34x = 872,564.27 × 182,381.25
  4. Step 4: Simplify right side
    581,709.34x = 159,139,362,267.94
  5. Step 5: Solve for x
    x = 159,139,362,267.94/581,709.34
  6. Step 6: Final answer
    x = 273,571.96

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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.