Home / 526,270.60-789,285.16-147,218.18

Finding the Fourth Proportional to 526,270.60, 789,285.16 and 147,218.18

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Solution

The fourth proportional to 526,270.60, 789,285.16 and 147,218.18 is: 220,793.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,270.60 : 789,285.16 = 147,218.18 : x
  2. Step 2: Convert to fraction form
    526,270.60/789,285.16 = 147,218.18/x
  3. Step 3: Cross multiply
    526,270.60x = 789,285.16 × 147,218.18
  4. Step 4: Simplify right side
    526,270.60x = 116,197,120,993.81
  5. Step 5: Solve for x
    x = 116,197,120,993.81/526,270.60
  6. Step 6: Final answer
    x = 220,793.49

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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.