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Finding the Fourth Proportional to 526,030.62, 789,607.53 and 226,658.94

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Solution

The fourth proportional to 526,030.62, 789,607.53 and 226,658.94 is: 340,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,030.62 : 789,607.53 = 226,658.94 : x
  2. Step 2: Convert to fraction form
    526,030.62/789,607.53 = 226,658.94/x
  3. Step 3: Cross multiply
    526,030.62x = 789,607.53 × 226,658.94
  4. Step 4: Simplify right side
    526,030.62x = 178,971,605,765.82
  5. Step 5: Solve for x
    x = 178,971,605,765.82/526,030.62
  6. Step 6: Final answer
    x = 340,230.40

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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.