Finding the Fourth Proportional to 1,769,034.21, 2,653,038.17 and 689,305.92
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Solution
The fourth proportional to 1,769,034.21, 2,653,038.17 and 689,305.92 is: 1,033,758.93
Step by Step Solution
- Step 1: Write the proportion equation
1,769,034.21 : 2,653,038.17 = 689,305.92 : x - Step 2: Convert to fraction form
1,769,034.21/2,653,038.17 = 689,305.92/x - Step 3: Cross multiply
1,769,034.21x = 2,653,038.17 × 689,305.92 - Step 4: Simplify right side
1,769,034.21x = 1,828,754,916,566.97 - Step 5: Solve for x
x = 1,828,754,916,566.97/1,769,034.21 - Step 6: Final answer
x = 1,033,758.93
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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.