Finding the Fourth Proportional to 1,137,397.04, 1,569,608.52 and 621,158
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Solution
The fourth proportional to 1,137,397.04, 1,569,608.52 and 621,158 is: 857,198.37
Step by Step Solution
- Step 1: Write the proportion equation
1,137,397.04 : 1,569,608.52 = 621,158 : x - Step 2: Convert to fraction form
1,137,397.04/1,569,608.52 = 621,158/x - Step 3: Cross multiply
1,137,397.04x = 1,569,608.52 × 621,158 - Step 4: Simplify right side
1,137,397.04x = 974,974,889,066.16 - Step 5: Solve for x
x = 974,974,889,066.16/1,137,397.04 - Step 6: Final answer
x = 857,198.37
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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.