Finding the Fourth Proportional to 1,326,641.60, 1,830,814.44 and 753,779.36
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Solution
The fourth proportional to 1,326,641.60, 1,830,814.44 and 753,779.36 is: 1,040,243.38
Step by Step Solution
- Step 1: Write the proportion equation
1,326,641.60 : 1,830,814.44 = 753,779.36 : x - Step 2: Convert to fraction form
1,326,641.60/1,830,814.44 = 753,779.36/x - Step 3: Cross multiply
1,326,641.60x = 1,830,814.44 × 753,779.36 - Step 4: Simplify right side
1,326,641.60x = 1,380,030,136,861.96 - Step 5: Solve for x
x = 1,380,030,136,861.96/1,326,641.60 - Step 6: Final answer
x = 1,040,243.38
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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.