Finding the Fourth Proportional to 832,804.74, 1,249,020.24 and 383,093.70
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Solution
The fourth proportional to 832,804.74, 1,249,020.24 and 383,093.70 is: 574,554.59
Step by Step Solution
- Step 1: Write the proportion equation
832,804.74 : 1,249,020.24 = 383,093.70 : x - Step 2: Convert to fraction form
832,804.74/1,249,020.24 = 383,093.70/x - Step 3: Cross multiply
832,804.74x = 1,249,020.24 × 383,093.70 - Step 4: Simplify right side
832,804.74x = 478,491,785,116.49 - Step 5: Solve for x
x = 478,491,785,116.49/832,804.74 - Step 6: Final answer
x = 574,554.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.