Finding the Fourth Proportional to 463,296.66, 639,349.65 and 259,347.99
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Solution
The fourth proportional to 463,296.66, 639,349.65 and 259,347.99 is: 357,900.37
Step by Step Solution
- Step 1: Write the proportion equation
463,296.66 : 639,349.65 = 259,347.99 : x - Step 2: Convert to fraction form
463,296.66/639,349.65 = 259,347.99/x - Step 3: Cross multiply
463,296.66x = 639,349.65 × 259,347.99 - Step 4: Simplify right side
463,296.66x = 165,814,046,634.70 - Step 5: Solve for x
x = 165,814,046,634.70/463,296.66 - Step 6: Final answer
x = 357,900.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.