Home / 4,256,442.80-6,384,664.20-4,200,455.60

Finding the Fourth Proportional to 4,256,442.80, 6,384,664.20 and 4,200,455.60

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Solution

The fourth proportional to 4,256,442.80, 6,384,664.20 and 4,200,455.60 is: 6,300,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256,442.80 : 6,384,664.20 = 4,200,455.60 : x
  2. Step 2: Convert to fraction form
    4,256,442.80/6,384,664.20 = 4,200,455.60/x
  3. Step 3: Cross multiply
    4,256,442.80x = 6,384,664.20 × 4,200,455.60
  4. Step 4: Simplify right side
    4,256,442.80x = 26,818,498,493,009.52
  5. Step 5: Solve for x
    x = 26,818,498,493,009.52/4,256,442.80
  6. Step 6: Final answer
    x = 6,300,683.40

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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.