Finding the Fourth Proportional to 1,115,650.17, 1,539,590.00 and 606,352.55
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Solution
The fourth proportional to 1,115,650.17, 1,539,590.00 and 606,352.55 is: 836,762.58
Step by Step Solution
- Step 1: Write the proportion equation
1,115,650.17 : 1,539,590.00 = 606,352.55 : x - Step 2: Convert to fraction form
1,115,650.17/1,539,590.00 = 606,352.55/x - Step 3: Cross multiply
1,115,650.17x = 1,539,590.00 × 606,352.55 - Step 4: Simplify right side
1,115,650.17x = 933,534,311,724.79 - Step 5: Solve for x
x = 933,534,311,724.79/1,115,650.17 - Step 6: Final answer
x = 836,762.58
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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.