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Finding the Fourth Proportional to 581,969.21, 872,990.71 and 182,625.74

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Solution

The fourth proportional to 581,969.21, 872,990.71 and 182,625.74 is: 273,950.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,969.21 : 872,990.71 = 182,625.74 : x
  2. Step 2: Convert to fraction form
    581,969.21/872,990.71 = 182,625.74/x
  3. Step 3: Cross multiply
    581,969.21x = 872,990.71 × 182,625.74
  4. Step 4: Simplify right side
    581,969.21x = 159,430,576,837.63
  5. Step 5: Solve for x
    x = 159,430,576,837.63/581,969.21
  6. Step 6: Final answer
    x = 273,950.19

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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.