Home / 849,418.82-1,172,198.17-467,445.59

Finding the Fourth Proportional to 849,418.82, 1,172,198.17 and 467,445.59

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Solution

The fourth proportional to 849,418.82, 1,172,198.17 and 467,445.59 is: 645,075.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,418.82 : 1,172,198.17 = 467,445.59 : x
  2. Step 2: Convert to fraction form
    849,418.82/1,172,198.17 = 467,445.59/x
  3. Step 3: Cross multiply
    849,418.82x = 1,172,198.17 × 467,445.59
  4. Step 4: Simplify right side
    849,418.82x = 547,938,866,934.45
  5. Step 5: Solve for x
    x = 547,938,866,934.45/849,418.82
  6. Step 6: Final answer
    x = 645,075.03

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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.