Finding the Fourth Proportional to 1,036,748.19, 1,430,539.08 and 577,762.14
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Solution
The fourth proportional to 1,036,748.19, 1,430,539.08 and 577,762.14 is: 797,215.11
Step by Step Solution
- Step 1: Write the proportion equation
1,036,748.19 : 1,430,539.08 = 577,762.14 : x - Step 2: Convert to fraction form
1,036,748.19/1,430,539.08 = 577,762.14/x - Step 3: Cross multiply
1,036,748.19x = 1,430,539.08 × 577,762.14 - Step 4: Simplify right side
1,036,748.19x = 826,511,320,214.43 - Step 5: Solve for x
x = 826,511,320,214.43/1,036,748.19 - Step 6: Final answer
x = 797,215.11
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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.