Finding the Fourth Proportional to 832,761.74, 1,249,138.46 and 201,675.56
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Solution
The fourth proportional to 832,761.74, 1,249,138.46 and 201,675.56 is: 302,512.33
Step by Step Solution
- Step 1: Write the proportion equation
832,761.74 : 1,249,138.46 = 201,675.56 : x - Step 2: Convert to fraction form
832,761.74/1,249,138.46 = 201,675.56/x - Step 3: Cross multiply
832,761.74x = 1,249,138.46 × 201,675.56 - Step 4: Simplify right side
832,761.74x = 251,920,692,696.53 - Step 5: Solve for x
x = 251,920,692,696.53/832,761.74 - Step 6: Final answer
x = 302,512.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.