Home / 849,135.66-1,171,807.21-467,154.24

Finding the Fourth Proportional to 849,135.66, 1,171,807.21 and 467,154.24

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Solution

The fourth proportional to 849,135.66, 1,171,807.21 and 467,154.24 is: 644,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,135.66 : 1,171,807.21 = 467,154.24 : x
  2. Step 2: Convert to fraction form
    849,135.66/1,171,807.21 = 467,154.24/x
  3. Step 3: Cross multiply
    849,135.66x = 1,171,807.21 × 467,154.24
  4. Step 4: Simplify right side
    849,135.66x = 547,414,700,175.99
  5. Step 5: Solve for x
    x = 547,414,700,175.99/849,135.66
  6. Step 6: Final answer
    x = 644,672.85

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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.