Finding the Fourth Proportional to 1,284,951.93, 1,773,207.23 and 711,987.09
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Solution
The fourth proportional to 1,284,951.93, 1,773,207.23 and 711,987.09 is: 982,527.53
Step by Step Solution
- Step 1: Write the proportion equation
1,284,951.93 : 1,773,207.23 = 711,987.09 : x - Step 2: Convert to fraction form
1,284,951.93/1,773,207.23 = 711,987.09/x - Step 3: Cross multiply
1,284,951.93x = 1,773,207.23 × 711,987.09 - Step 4: Simplify right side
1,284,951.93x = 1,262,500,652,094.73 - Step 5: Solve for x
x = 1,262,500,652,094.73/1,284,951.93 - Step 6: Final answer
x = 982,527.53
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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.