Finding the Fourth Proportional to 1,363,202.33, 1,881,210.74 and 743,006.79
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Solution
The fourth proportional to 1,363,202.33, 1,881,210.74 and 743,006.79 is: 1,025,344.75
Step by Step Solution
- Step 1: Write the proportion equation
1,363,202.33 : 1,881,210.74 = 743,006.79 : x - Step 2: Convert to fraction form
1,363,202.33/1,881,210.74 = 743,006.79/x - Step 3: Cross multiply
1,363,202.33x = 1,881,210.74 × 743,006.79 - Step 4: Simplify right side
1,363,202.33x = 1,397,752,349,525.89 - Step 5: Solve for x
x = 1,397,752,349,525.89/1,363,202.33 - Step 6: Final answer
x = 1,025,344.75
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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.