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Finding the Fourth Proportional to 575,364.60, 863,015.88 and 176,005.44

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Solution

The fourth proportional to 575,364.60, 863,015.88 and 176,005.44 is: 263,998.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,364.60 : 863,015.88 = 176,005.44 : x
  2. Step 2: Convert to fraction form
    575,364.60/863,015.88 = 176,005.44/x
  3. Step 3: Cross multiply
    575,364.60x = 863,015.88 × 176,005.44
  4. Step 4: Simplify right side
    575,364.60x = 151,895,489,686.39
  5. Step 5: Solve for x
    x = 151,895,489,686.39/575,364.60
  6. Step 6: Final answer
    x = 263,998.67

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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.