Finding the Fourth Proportional to 1,517,547.36, 2,094,211.08 and 838,479
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Solution
The fourth proportional to 1,517,547.36, 2,094,211.08 and 838,479 is: 1,157,098.66
Step by Step Solution
- Step 1: Write the proportion equation
1,517,547.36 : 2,094,211.08 = 838,479 : x - Step 2: Convert to fraction form
1,517,547.36/2,094,211.08 = 838,479/x - Step 3: Cross multiply
1,517,547.36x = 2,094,211.08 × 838,479 - Step 4: Simplify right side
1,517,547.36x = 1,755,952,012,147.32 - Step 5: Solve for x
x = 1,755,952,012,147.32/1,517,547.36 - Step 6: Final answer
x = 1,157,098.66
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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.