Home / 526,238.60-789,487.56-152,299.40

Finding the Fourth Proportional to 526,238.60, 789,487.56 and 152,299.40

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Solution

The fourth proportional to 526,238.60, 789,487.56 and 152,299.40 is: 228,486.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,238.60 : 789,487.56 = 152,299.40 : x
  2. Step 2: Convert to fraction form
    526,238.60/789,487.56 = 152,299.40/x
  3. Step 3: Cross multiply
    526,238.60x = 789,487.56 × 152,299.40
  4. Step 4: Simplify right side
    526,238.60x = 120,238,481,695.46
  5. Step 5: Solve for x
    x = 120,238,481,695.46/526,238.60
  6. Step 6: Final answer
    x = 228,486.63

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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.