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Finding the Fourth Proportional to 575,859.07, 863,954.61 and 176,558.77

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Solution

The fourth proportional to 575,859.07, 863,954.61 and 176,558.77 is: 264,889.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,859.07 : 863,954.61 = 176,558.77 : x
  2. Step 2: Convert to fraction form
    575,859.07/863,954.61 = 176,558.77/x
  3. Step 3: Cross multiply
    575,859.07x = 863,954.61 × 176,558.77
  4. Step 4: Simplify right side
    575,859.07x = 152,538,763,277.43
  5. Step 5: Solve for x
    x = 152,538,763,277.43/575,859.07
  6. Step 6: Final answer
    x = 264,889.05

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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.