Home / 464,906.20-697,359.30-386,174.20

Finding the Fourth Proportional to 464,906.20, 697,359.30 and 386,174.20

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Solution

The fourth proportional to 464,906.20, 697,359.30 and 386,174.20 is: 579,261.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,906.20 : 697,359.30 = 386,174.20 : x
  2. Step 2: Convert to fraction form
    464,906.20/697,359.30 = 386,174.20/x
  3. Step 3: Cross multiply
    464,906.20x = 697,359.30 × 386,174.20
  4. Step 4: Simplify right side
    464,906.20x = 269,302,169,790.06
  5. Step 5: Solve for x
    x = 269,302,169,790.06/464,906.20
  6. Step 6: Final answer
    x = 579,261.30

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Double scale
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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.