Home / 908,237.44-1,253,424.96-505,828.48

Finding the Fourth Proportional to 908,237.44, 1,253,424.96 and 505,828.48

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Solution

The fourth proportional to 908,237.44, 1,253,424.96 and 505,828.48 is: 698,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,237.44 : 1,253,424.96 = 505,828.48 : x
  2. Step 2: Convert to fraction form
    908,237.44/1,253,424.96 = 505,828.48/x
  3. Step 3: Cross multiply
    908,237.44x = 1,253,424.96 × 505,828.48
  4. Step 4: Simplify right side
    908,237.44x = 634,018,042,310.86
  5. Step 5: Solve for x
    x = 634,018,042,310.86/908,237.44
  6. Step 6: Final answer
    x = 698,075.21

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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.