Home / 702,933.20-1,054,399.80-323,853.20

Finding the Fourth Proportional to 702,933.20, 1,054,399.80 and 323,853.20

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Solution

The fourth proportional to 702,933.20, 1,054,399.80 and 323,853.20 is: 485,779.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,933.20 : 1,054,399.80 = 323,853.20 : x
  2. Step 2: Convert to fraction form
    702,933.20/1,054,399.80 = 323,853.20/x
  3. Step 3: Cross multiply
    702,933.20x = 1,054,399.80 × 323,853.20
  4. Step 4: Simplify right side
    702,933.20x = 341,470,749,309.36
  5. Step 5: Solve for x
    x = 341,470,749,309.36/702,933.20
  6. Step 6: Final answer
    x = 485,779.80

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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.