Home / 984,850.64-1,359,074.72-555,122.64

Finding the Fourth Proportional to 984,850.64, 1,359,074.72 and 555,122.64

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Solution

The fourth proportional to 984,850.64, 1,359,074.72 and 555,122.64 is: 766,058.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,850.64 : 1,359,074.72 = 555,122.64 : x
  2. Step 2: Convert to fraction form
    984,850.64/1,359,074.72 = 555,122.64/x
  3. Step 3: Cross multiply
    984,850.64x = 1,359,074.72 × 555,122.64
  4. Step 4: Simplify right side
    984,850.64x = 754,453,146,523.66
  5. Step 5: Solve for x
    x = 754,453,146,523.66/984,850.64
  6. Step 6: Final answer
    x = 766,058.44

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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.