Finding the Fourth Proportional to 1,053,605.08, 1,453,978.63 and 570,170.09
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Solution
The fourth proportional to 1,053,605.08, 1,453,978.63 and 570,170.09 is: 786,836.69
Step by Step Solution
- Step 1: Write the proportion equation
1,053,605.08 : 1,453,978.63 = 570,170.09 : x - Step 2: Convert to fraction form
1,053,605.08/1,453,978.63 = 570,170.09/x - Step 3: Cross multiply
1,053,605.08x = 1,453,978.63 × 570,170.09 - Step 4: Simplify right side
1,053,605.08x = 829,015,128,534.70 - Step 5: Solve for x
x = 829,015,128,534.70/1,053,605.08 - Step 6: Final answer
x = 786,836.69
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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.