Finding the Fourth Proportional to 1,181,194.60, 1,769,823.60 and 1,110,335.80
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Solution
The fourth proportional to 1,181,194.60, 1,769,823.60 and 1,110,335.80 is: 1,663,653.48
Step by Step Solution
- Step 1: Write the proportion equation
1,181,194.60 : 1,769,823.60 = 1,110,335.80 : x - Step 2: Convert to fraction form
1,181,194.60/1,769,823.60 = 1,110,335.80/x - Step 3: Cross multiply
1,181,194.60x = 1,769,823.60 × 1,110,335.80 - Step 4: Simplify right side
1,181,194.60x = 1,965,098,502,764.88 - Step 5: Solve for x
x = 1,965,098,502,764.88/1,181,194.60 - Step 6: Final answer
x = 1,663,653.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.