Home / 946,427.20-1,419,640.80-474,035.20

Finding the Fourth Proportional to 946,427.20, 1,419,640.80 and 474,035.20

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Solution

The fourth proportional to 946,427.20, 1,419,640.80 and 474,035.20 is: 711,052.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,427.20 : 1,419,640.80 = 474,035.20 : x
  2. Step 2: Convert to fraction form
    946,427.20/1,419,640.80 = 474,035.20/x
  3. Step 3: Cross multiply
    946,427.20x = 1,419,640.80 × 474,035.20
  4. Step 4: Simplify right side
    946,427.20x = 672,959,710,556.16
  5. Step 5: Solve for x
    x = 672,959,710,556.16/946,427.20
  6. Step 6: Final answer
    x = 711,052.80

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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.