Home / 741,950.10-1,112,860.35-243,314.10

Finding the Fourth Proportional to 741,950.10, 1,112,860.35 and 243,314.10

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Solution

The fourth proportional to 741,950.10, 1,112,860.35 and 243,314.10 is: 364,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,950.10 : 1,112,860.35 = 243,314.10 : x
  2. Step 2: Convert to fraction form
    741,950.10/1,112,860.35 = 243,314.10/x
  3. Step 3: Cross multiply
    741,950.10x = 1,112,860.35 × 243,314.10
  4. Step 4: Simplify right side
    741,950.10x = 270,774,614,485.94
  5. Step 5: Solve for x
    x = 270,774,614,485.94/741,950.10
  6. Step 6: Final answer
    x = 364,949.90

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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.