Home / 695,615.54-1,043,226.47-316,324.13

Finding the Fourth Proportional to 695,615.54, 1,043,226.47 and 316,324.13

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Solution

The fourth proportional to 695,615.54, 1,043,226.47 and 316,324.13 is: 474,396.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,615.54 : 1,043,226.47 = 316,324.13 : x
  2. Step 2: Convert to fraction form
    695,615.54/1,043,226.47 = 316,324.13/x
  3. Step 3: Cross multiply
    695,615.54x = 1,043,226.47 × 316,324.13
  4. Step 4: Simplify right side
    695,615.54x = 329,997,701,090.40
  5. Step 5: Solve for x
    x = 329,997,701,090.40/695,615.54
  6. Step 6: Final answer
    x = 474,396.68

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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.