Home / 947,853.80-1,421,736.96-237,866.12

Finding the Fourth Proportional to 947,853.80, 1,421,736.96 and 237,866.12

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Solution

The fourth proportional to 947,853.80, 1,421,736.96 and 237,866.12 is: 356,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,853.80 : 1,421,736.96 = 237,866.12 : x
  2. Step 2: Convert to fraction form
    947,853.80/1,421,736.96 = 237,866.12/x
  3. Step 3: Cross multiply
    947,853.80x = 1,421,736.96 × 237,866.12
  4. Step 4: Simplify right side
    947,853.80x = 338,183,054,335.80
  5. Step 5: Solve for x
    x = 338,183,054,335.80/947,853.80
  6. Step 6: Final answer
    x = 356,788.20

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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.