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Finding the Fourth Proportional to 585,953.12, 879,013.88 and 181,176.86

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Solution

The fourth proportional to 585,953.12, 879,013.88 and 181,176.86 is: 271,791.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,953.12 : 879,013.88 = 181,176.86 : x
  2. Step 2: Convert to fraction form
    585,953.12/879,013.88 = 181,176.86/x
  3. Step 3: Cross multiply
    585,953.12x = 879,013.88 × 181,176.86
  4. Step 4: Simplify right side
    585,953.12x = 159,256,969,373.86
  5. Step 5: Solve for x
    x = 159,256,969,373.86/585,953.12
  6. Step 6: Final answer
    x = 271,791.32

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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.