Finding the Fourth Proportional to 344,643.99, 516,966.15 and 108,005.19
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Solution
The fourth proportional to 344,643.99, 516,966.15 and 108,005.19 is: 162,007.84
Step by Step Solution
- Step 1: Write the proportion equation
344,643.99 : 516,966.15 = 108,005.19 : x - Step 2: Convert to fraction form
344,643.99/516,966.15 = 108,005.19/x - Step 3: Cross multiply
344,643.99x = 516,966.15 × 108,005.19 - Step 4: Simplify right side
344,643.99x = 55,835,027,254.32 - Step 5: Solve for x
x = 55,835,027,254.32/344,643.99 - Step 6: Final answer
x = 162,007.84
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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.