Finding the Fourth Proportional to 623,257.12, 935,108.16 and 202,534.48
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Solution
The fourth proportional to 623,257.12, 935,108.16 and 202,534.48 is: 303,874.02
Step by Step Solution
- Step 1: Write the proportion equation
623,257.12 : 935,108.16 = 202,534.48 : x - Step 2: Convert to fraction form
623,257.12/935,108.16 = 202,534.48/x - Step 3: Cross multiply
623,257.12x = 935,108.16 × 202,534.48 - Step 4: Simplify right side
623,257.12x = 189,391,644,929.36 - Step 5: Solve for x
x = 189,391,644,929.36/623,257.12 - Step 6: Final answer
x = 303,874.02
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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.