Home / 849,164.38-1,171,846.78-467,182.96

Finding the Fourth Proportional to 849,164.38, 1,171,846.78 and 467,182.96

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Solution

The fourth proportional to 849,164.38, 1,171,846.78 and 467,182.96 is: 644,712.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,164.38 : 1,171,846.78 = 467,182.96 : x
  2. Step 2: Convert to fraction form
    849,164.38/1,171,846.78 = 467,182.96/x
  3. Step 3: Cross multiply
    849,164.38x = 1,171,846.78 × 467,182.96
  4. Step 4: Simplify right side
    849,164.38x = 547,466,847,346.87
  5. Step 5: Solve for x
    x = 547,466,847,346.87/849,164.38
  6. Step 6: Final answer
    x = 644,712.45

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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.