Finding the Fourth Proportional to 1,879,028.67, 2,818,518.39 and 459,097.05
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Solution
The fourth proportional to 1,879,028.67, 2,818,518.39 and 459,097.05 is: 688,639.56
Step by Step Solution
- Step 1: Write the proportion equation
1,879,028.67 : 2,818,518.39 = 459,097.05 : x - Step 2: Convert to fraction form
1,879,028.67/2,818,518.39 = 459,097.05/x - Step 3: Cross multiply
1,879,028.67x = 2,818,518.39 × 459,097.05 - Step 4: Simplify right side
1,879,028.67x = 1,293,973,478,219.75 - Step 5: Solve for x
x = 1,293,973,478,219.75/1,879,028.67 - Step 6: Final answer
x = 688,639.56
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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.