Home / 849,119.38-1,171,784.73-467,137.96

Finding the Fourth Proportional to 849,119.38, 1,171,784.73 and 467,137.96

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Solution

The fourth proportional to 849,119.38, 1,171,784.73 and 467,137.96 is: 644,650.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,119.38 : 1,171,784.73 = 467,137.96 : x
  2. Step 2: Convert to fraction form
    849,119.38/1,171,784.73 = 467,137.96/x
  3. Step 3: Cross multiply
    849,119.38x = 1,171,784.73 × 467,137.96
  4. Step 4: Simplify right side
    849,119.38x = 547,385,128,331.35
  5. Step 5: Solve for x
    x = 547,385,128,331.35/849,119.38
  6. Step 6: Final answer
    x = 644,650.38

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Double scale
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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.