Home / 366,528.32-505,808.41-223,288.36

Finding the Fourth Proportional to 366,528.32, 505,808.41 and 223,288.36

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Solution

The fourth proportional to 366,528.32, 505,808.41 and 223,288.36 is: 308,137.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,528.32 : 505,808.41 = 223,288.36 : x
  2. Step 2: Convert to fraction form
    366,528.32/505,808.41 = 223,288.36/x
  3. Step 3: Cross multiply
    366,528.32x = 505,808.41 × 223,288.36
  4. Step 4: Simplify right side
    366,528.32x = 112,941,130,343.11
  5. Step 5: Solve for x
    x = 112,941,130,343.11/366,528.32
  6. Step 6: Final answer
    x = 308,137.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.