Home / 452,584.36-678,964.07-153,113.73

Finding the Fourth Proportional to 452,584.36, 678,964.07 and 153,113.73

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Solution

The fourth proportional to 452,584.36, 678,964.07 and 153,113.73 is: 229,700.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,584.36 : 678,964.07 = 153,113.73 : x
  2. Step 2: Convert to fraction form
    452,584.36/678,964.07 = 153,113.73/x
  3. Step 3: Cross multiply
    452,584.36x = 678,964.07 × 153,113.73
  4. Step 4: Simplify right side
    452,584.36x = 103,958,719,130.35
  5. Step 5: Solve for x
    x = 103,958,719,130.35/452,584.36
  6. Step 6: Final answer
    x = 229,700.20

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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.