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Finding the Fourth Proportional to 526,277.92, 789,466.72 and 147,198.72

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Solution

The fourth proportional to 526,277.92, 789,466.72 and 147,198.72 is: 220,812.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,277.92 : 789,466.72 = 147,198.72 : x
  2. Step 2: Convert to fraction form
    526,277.92/789,466.72 = 147,198.72/x
  3. Step 3: Cross multiply
    526,277.92x = 789,466.72 × 147,198.72
  4. Step 4: Simplify right side
    526,277.92x = 116,208,490,666.60
  5. Step 5: Solve for x
    x = 116,208,490,666.60/526,277.92
  6. Step 6: Final answer
    x = 220,812.02

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1.5x scale

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.