Home / 368,585.43-553,114.27-178,942.46

Finding the Fourth Proportional to 368,585.43, 553,114.27 and 178,942.46

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Solution

The fourth proportional to 368,585.43, 553,114.27 and 178,942.46 is: 268,528.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,585.43 : 553,114.27 = 178,942.46 : x
  2. Step 2: Convert to fraction form
    368,585.43/553,114.27 = 178,942.46/x
  3. Step 3: Cross multiply
    368,585.43x = 553,114.27 × 178,942.46
  4. Step 4: Simplify right side
    368,585.43x = 98,975,624,921.98
  5. Step 5: Solve for x
    x = 98,975,624,921.98/368,585.43
  6. Step 6: Final answer
    x = 268,528.32

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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.