Finding the Fourth Proportional to 1,024,745.35, 1,537,174.09 and 425,767.07
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Solution
The fourth proportional to 1,024,745.35, 1,537,174.09 and 425,767.07 is: 638,673.90
Step by Step Solution
- Step 1: Write the proportion equation
1,024,745.35 : 1,537,174.09 = 425,767.07 : x - Step 2: Convert to fraction form
1,024,745.35/1,537,174.09 = 425,767.07/x - Step 3: Cross multiply
1,024,745.35x = 1,537,174.09 × 425,767.07 - Step 4: Simplify right side
1,024,745.35x = 654,478,108,379.22 - Step 5: Solve for x
x = 654,478,108,379.22/1,024,745.35 - Step 6: Final answer
x = 638,673.90
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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.