Finding the Fourth Proportional to 1,135,883.84, 1,567,448.64 and 626,585.60
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Solution
The fourth proportional to 1,135,883.84, 1,567,448.64 and 626,585.60 is: 864,648.93
Step by Step Solution
- Step 1: Write the proportion equation
1,135,883.84 : 1,567,448.64 = 626,585.60 : x - Step 2: Convert to fraction form
1,135,883.84/1,567,448.64 = 626,585.60/x - Step 3: Cross multiply
1,135,883.84x = 1,567,448.64 × 626,585.60 - Step 4: Simplify right side
1,135,883.84x = 982,140,746,563.58 - Step 5: Solve for x
x = 982,140,746,563.58/1,135,883.84 - Step 6: Final answer
x = 864,648.93
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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.