Home / 850,849.31-1,174,157.47-463,668.30

Finding the Fourth Proportional to 850,849.31, 1,174,157.47 and 463,668.30

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Solution

The fourth proportional to 850,849.31, 1,174,157.47 and 463,668.30 is: 639,854.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,849.31 : 1,174,157.47 = 463,668.30 : x
  2. Step 2: Convert to fraction form
    850,849.31/1,174,157.47 = 463,668.30/x
  3. Step 3: Cross multiply
    850,849.31x = 1,174,157.47 × 463,668.30
  4. Step 4: Simplify right side
    850,849.31x = 544,419,598,626.79
  5. Step 5: Solve for x
    x = 544,419,598,626.79/850,849.31
  6. Step 6: Final answer
    x = 639,854.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.