Home / 511,814.73-706,075.94-296,830.29

Finding the Fourth Proportional to 511,814.73, 706,075.94 and 296,830.29

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Solution

The fourth proportional to 511,814.73, 706,075.94 and 296,830.29 is: 409,493.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,814.73 : 706,075.94 = 296,830.29 : x
  2. Step 2: Convert to fraction form
    511,814.73/706,075.94 = 296,830.29/x
  3. Step 3: Cross multiply
    511,814.73x = 706,075.94 × 296,830.29
  4. Step 4: Simplify right side
    511,814.73x = 209,584,724,548.07
  5. Step 5: Solve for x
    x = 209,584,724,548.07/511,814.73
  6. Step 6: Final answer
    x = 409,493.34

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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.