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Finding the Fourth Proportional to 575,523.66, 863,253.90 and 176,164.11

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Solution

The fourth proportional to 575,523.66, 863,253.90 and 176,164.11 is: 264,236.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,523.66 : 863,253.90 = 176,164.11 : x
  2. Step 2: Convert to fraction form
    575,523.66/863,253.90 = 176,164.11/x
  3. Step 3: Cross multiply
    575,523.66x = 863,253.90 × 176,164.11
  4. Step 4: Simplify right side
    575,523.66x = 152,074,354,997.53
  5. Step 5: Solve for x
    x = 152,074,354,997.53/575,523.66
  6. Step 6: Final answer
    x = 264,236.50

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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.