Finding the Fourth Proportional to 463,636.56, 695,454.84 and 253,159.68
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Solution
The fourth proportional to 463,636.56, 695,454.84 and 253,159.68 is: 379,739.52
Step by Step Solution
- Step 1: Write the proportion equation
463,636.56 : 695,454.84 = 253,159.68 : x - Step 2: Convert to fraction form
463,636.56/695,454.84 = 253,159.68/x - Step 3: Cross multiply
463,636.56x = 695,454.84 × 253,159.68 - Step 4: Simplify right side
463,636.56x = 176,061,124,748.85 - Step 5: Solve for x
x = 176,061,124,748.85/463,636.56 - Step 6: Final answer
x = 379,739.52
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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.