Home / 720,171.12-1,080,387.96-246,904.32

Finding the Fourth Proportional to 720,171.12, 1,080,387.96 and 246,904.32

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Solution

The fourth proportional to 720,171.12, 1,080,387.96 and 246,904.32 is: 370,401.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,171.12 : 1,080,387.96 = 246,904.32 : x
  2. Step 2: Convert to fraction form
    720,171.12/1,080,387.96 = 246,904.32/x
  3. Step 3: Cross multiply
    720,171.12x = 1,080,387.96 × 246,904.32
  4. Step 4: Simplify right side
    720,171.12x = 266,752,454,599.99
  5. Step 5: Solve for x
    x = 266,752,454,599.99/720,171.12
  6. Step 6: Final answer
    x = 370,401.49

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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.