Home / 1,228,200.22-1,842,046.23-329,428.11

Finding the Fourth Proportional to 1,228,200.22, 1,842,046.23 and 329,428.11

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Solution

The fourth proportional to 1,228,200.22, 1,842,046.23 and 329,428.11 is: 494,074.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,200.22 : 1,842,046.23 = 329,428.11 : x
  2. Step 2: Convert to fraction form
    1,228,200.22/1,842,046.23 = 329,428.11/x
  3. Step 3: Cross multiply
    1,228,200.22x = 1,842,046.23 × 329,428.11
  4. Step 4: Simplify right side
    1,228,200.22x = 606,821,808,081.53
  5. Step 5: Solve for x
    x = 606,821,808,081.53/1,228,200.22
  6. Step 6: Final answer
    x = 494,074.01

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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.