Finding the Fourth Proportional to 1,115,668.89, 1,539,611.55 and 606,367.62
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Solution
The fourth proportional to 1,115,668.89, 1,539,611.55 and 606,367.62 is: 836,781.06
Step by Step Solution
- Step 1: Write the proportion equation
1,115,668.89 : 1,539,611.55 = 606,367.62 : x - Step 2: Convert to fraction form
1,115,668.89/1,539,611.55 = 606,367.62/x - Step 3: Cross multiply
1,115,668.89x = 1,539,611.55 × 606,367.62 - Step 4: Simplify right side
1,115,668.89x = 933,570,591,298.01 - Step 5: Solve for x
x = 933,570,591,298.01/1,115,668.89 - Step 6: Final answer
x = 836,781.06
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.