Home / 883,868.16-1,219,731.84-481,460.16

Finding the Fourth Proportional to 883,868.16, 1,219,731.84 and 481,460.16

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Solution

The fourth proportional to 883,868.16, 1,219,731.84 and 481,460.16 is: 664,411.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,868.16 : 1,219,731.84 = 481,460.16 : x
  2. Step 2: Convert to fraction form
    883,868.16/1,219,731.84 = 481,460.16/x
  3. Step 3: Cross multiply
    883,868.16x = 1,219,731.84 × 481,460.16
  4. Step 4: Simplify right side
    883,868.16x = 587,252,286,843.49
  5. Step 5: Solve for x
    x = 587,252,286,843.49/883,868.16
  6. Step 6: Final answer
    x = 664,411.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.