Finding the Fourth Proportional to 1,430,153.00, 1,972,786.64 and 856,861.02
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Solution
The fourth proportional to 1,430,153.00, 1,972,786.64 and 856,861.02 is: 1,181,974.22
Step by Step Solution
- Step 1: Write the proportion equation
1,430,153.00 : 1,972,786.64 = 856,861.02 : x - Step 2: Convert to fraction form
1,430,153.00/1,972,786.64 = 856,861.02/x - Step 3: Cross multiply
1,430,153.00x = 1,972,786.64 × 856,861.02 - Step 4: Simplify right side
1,430,153.00x = 1,690,403,968,308.47 - Step 5: Solve for x
x = 1,690,403,968,308.47/1,430,153.00 - Step 6: Final answer
x = 1,181,974.22
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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.