Finding the Fourth Proportional to 1,115,650.36, 1,539,597.68 and 606,352.72
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Solution
The fourth proportional to 1,115,650.36, 1,539,597.68 and 606,352.72 is: 836,766.85
Step by Step Solution
- Step 1: Write the proportion equation
1,115,650.36 : 1,539,597.68 = 606,352.72 : x - Step 2: Convert to fraction form
1,115,650.36/1,539,597.68 = 606,352.72/x - Step 3: Cross multiply
1,115,650.36x = 1,539,597.68 × 606,352.72 - Step 4: Simplify right side
1,115,650.36x = 933,539,240,973.69 - Step 5: Solve for x
x = 933,539,240,973.69/1,115,650.36 - Step 6: Final answer
x = 836,766.85
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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.