Finding the Fourth Proportional to 504,539.57, 695,698.99 and 412,372.81
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Solution
The fourth proportional to 504,539.57, 695,698.99 and 412,372.81 is: 568,612.19
Step by Step Solution
- Step 1: Write the proportion equation
504,539.57 : 695,698.99 = 412,372.81 : x - Step 2: Convert to fraction form
504,539.57/695,698.99 = 412,372.81/x - Step 3: Cross multiply
504,539.57x = 695,698.99 × 412,372.81 - Step 4: Simplify right side
504,539.57x = 286,887,347,420.46 - Step 5: Solve for x
x = 286,887,347,420.46/504,539.57 - Step 6: Final answer
x = 568,612.19
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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.