Home / 888,915.37-1,226,706.46-481,017.21

Finding the Fourth Proportional to 888,915.37, 1,226,706.46 and 481,017.21

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Solution

The fourth proportional to 888,915.37, 1,226,706.46 and 481,017.21 is: 663,805.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,915.37 : 1,226,706.46 = 481,017.21 : x
  2. Step 2: Convert to fraction form
    888,915.37/1,226,706.46 = 481,017.21/x
  3. Step 3: Cross multiply
    888,915.37x = 1,226,706.46 × 481,017.21
  4. Step 4: Simplify right side
    888,915.37x = 590,066,918,878.18
  5. Step 5: Solve for x
    x = 590,066,918,878.18/888,915.37
  6. Step 6: Final answer
    x = 663,805.51

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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.