Home / 703,090.52-1,054,685.44-348,009.20

Finding the Fourth Proportional to 703,090.52, 1,054,685.44 and 348,009.20

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Solution

The fourth proportional to 703,090.52, 1,054,685.44 and 348,009.20 is: 522,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,090.52 : 1,054,685.44 = 348,009.20 : x
  2. Step 2: Convert to fraction form
    703,090.52/1,054,685.44 = 348,009.20/x
  3. Step 3: Cross multiply
    703,090.52x = 1,054,685.44 × 348,009.20
  4. Step 4: Simplify right side
    703,090.52x = 367,040,236,226.05
  5. Step 5: Solve for x
    x = 367,040,236,226.05/703,090.52
  6. Step 6: Final answer
    x = 522,038.38

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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.