Home / 1,200,544.59-1,800,819.20-301,980.28

Finding the Fourth Proportional to 1,200,544.59, 1,800,819.20 and 301,980.28

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Solution

The fourth proportional to 1,200,544.59, 1,800,819.20 and 301,980.28 is: 452,971.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,544.59 : 1,800,819.20 = 301,980.28 : x
  2. Step 2: Convert to fraction form
    1,200,544.59/1,800,819.20 = 301,980.28/x
  3. Step 3: Cross multiply
    1,200,544.59x = 1,800,819.20 × 301,980.28
  4. Step 4: Simplify right side
    1,200,544.59x = 543,811,879,536.02
  5. Step 5: Solve for x
    x = 543,811,879,536.02/1,200,544.59
  6. Step 6: Final answer
    x = 452,971.00

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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.