Finding the Fourth Proportional to 1,115,554.36, 1,539,477.02 and 606,256.84
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Solution
The fourth proportional to 1,115,554.36, 1,539,477.02 and 606,256.84 is: 836,640.96
Step by Step Solution
- Step 1: Write the proportion equation
1,115,554.36 : 1,539,477.02 = 606,256.84 : x - Step 2: Convert to fraction form
1,115,554.36/1,539,477.02 = 606,256.84/x - Step 3: Cross multiply
1,115,554.36x = 1,539,477.02 × 606,256.84 - Step 4: Simplify right side
1,115,554.36x = 933,318,473,397.82 - Step 5: Solve for x
x = 933,318,473,397.82/1,115,554.36 - Step 6: Final answer
x = 836,640.96
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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.