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Finding the Fourth Proportional to 581,686.64, 872,541.04 and 182,318.64

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Solution

The fourth proportional to 581,686.64, 872,541.04 and 182,318.64 is: 273,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,686.64 : 872,541.04 = 182,318.64 : x
  2. Step 2: Convert to fraction form
    581,686.64/872,541.04 = 182,318.64/x
  3. Step 3: Cross multiply
    581,686.64x = 872,541.04 × 182,318.64
  4. Step 4: Simplify right side
    581,686.64x = 159,080,495,756.99
  5. Step 5: Solve for x
    x = 159,080,495,756.99/581,686.64
  6. Step 6: Final answer
    x = 273,481.43

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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.