Home / 455,629.10-683,443.65-367,055.60

Finding the Fourth Proportional to 455,629.10, 683,443.65 and 367,055.60

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Solution

The fourth proportional to 455,629.10, 683,443.65 and 367,055.60 is: 550,583.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,629.10 : 683,443.65 = 367,055.60 : x
  2. Step 2: Convert to fraction form
    455,629.10/683,443.65 = 367,055.60/x
  3. Step 3: Cross multiply
    455,629.10x = 683,443.65 × 367,055.60
  4. Step 4: Simplify right side
    455,629.10x = 250,861,819,016.94
  5. Step 5: Solve for x
    x = 250,861,819,016.94/455,629.10
  6. Step 6: Final answer
    x = 550,583.40

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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.