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Finding the Fourth Proportional to 586,114.52, 879,162.18 and 186,749.88

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Solution

The fourth proportional to 586,114.52, 879,162.18 and 186,749.88 is: 280,121.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,114.52 : 879,162.18 = 186,749.88 : x
  2. Step 2: Convert to fraction form
    586,114.52/879,162.18 = 186,749.88/x
  3. Step 3: Cross multiply
    586,114.52x = 879,162.18 × 186,749.88
  4. Step 4: Simplify right side
    586,114.52x = 164,183,431,615.54
  5. Step 5: Solve for x
    x = 164,183,431,615.54/586,114.52
  6. Step 6: Final answer
    x = 280,121.76

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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.