Finding the Fourth Proportional to 1,810,315, 2,715,822.18 and 688,296.76
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Solution
The fourth proportional to 1,810,315, 2,715,822.18 and 688,296.76 is: 1,032,578.09
Step by Step Solution
- Step 1: Write the proportion equation
1,810,315 : 2,715,822.18 = 688,296.76 : x - Step 2: Convert to fraction form
1,810,315/2,715,822.18 = 688,296.76/x - Step 3: Cross multiply
1,810,315x = 2,715,822.18 × 688,296.76 - Step 4: Simplify right side
1,810,315x = 1,869,291,607,230.14 - Step 5: Solve for x
x = 1,869,291,607,230.14/1,810,315 - Step 6: Final answer
x = 1,032,578.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.