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Finding the Fourth Proportional to 575,360.62, 863,009.86 and 176,001.43

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Solution

The fourth proportional to 575,360.62, 863,009.86 and 176,001.43 is: 263,992.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,360.62 : 863,009.86 = 176,001.43 : x
  2. Step 2: Convert to fraction form
    575,360.62/863,009.86 = 176,001.43/x
  3. Step 3: Cross multiply
    575,360.62x = 863,009.86 × 176,001.43
  4. Step 4: Simplify right side
    575,360.62x = 151,890,969,904.10
  5. Step 5: Solve for x
    x = 151,890,969,904.10/575,360.62
  6. Step 6: Final answer
    x = 263,992.64

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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.