Home / 1,150,266.80-1,725,400.20-308,903.60

Finding the Fourth Proportional to 1,150,266.80, 1,725,400.20 and 308,903.60

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Solution

The fourth proportional to 1,150,266.80, 1,725,400.20 and 308,903.60 is: 463,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,266.80 : 1,725,400.20 = 308,903.60 : x
  2. Step 2: Convert to fraction form
    1,150,266.80/1,725,400.20 = 308,903.60/x
  3. Step 3: Cross multiply
    1,150,266.80x = 1,725,400.20 × 308,903.60
  4. Step 4: Simplify right side
    1,150,266.80x = 532,982,333,220.72
  5. Step 5: Solve for x
    x = 532,982,333,220.72/1,150,266.80
  6. Step 6: Final answer
    x = 463,355.40

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Similar ratio
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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.