Home / 849,175.49-1,171,845.42-467,208.65

Finding the Fourth Proportional to 849,175.49, 1,171,845.42 and 467,208.65

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Solution

The fourth proportional to 849,175.49, 1,171,845.42 and 467,208.65 is: 644,738.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,175.49 : 1,171,845.42 = 467,208.65 : x
  2. Step 2: Convert to fraction form
    849,175.49/1,171,845.42 = 467,208.65/x
  3. Step 3: Cross multiply
    849,175.49x = 1,171,845.42 × 467,208.65
  4. Step 4: Simplify right side
    849,175.49x = 547,496,316,686.88
  5. Step 5: Solve for x
    x = 547,496,316,686.88/849,175.49
  6. Step 6: Final answer
    x = 644,738.72

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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.