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Finding the Fourth Proportional to 526,164.11, 789,363 and 245,528.27

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Solution

The fourth proportional to 526,164.11, 789,363 and 245,528.27 is: 368,346.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,164.11 : 789,363 = 245,528.27 : x
  2. Step 2: Convert to fraction form
    526,164.11/789,363 = 245,528.27/x
  3. Step 3: Cross multiply
    526,164.11x = 789,363 × 245,528.27
  4. Step 4: Simplify right side
    526,164.11x = 193,810,927,845.20
  5. Step 5: Solve for x
    x = 193,810,927,845.20/526,164.11
  6. Step 6: Final answer
    x = 368,346.92

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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.