Finding the Fourth Proportional to 352,973.11, 487,105.95 and 191,828.19
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Solution
The fourth proportional to 352,973.11, 487,105.95 and 191,828.19 is: 264,724.56
Step by Step Solution
- Step 1: Write the proportion equation
352,973.11 : 487,105.95 = 191,828.19 : x - Step 2: Convert to fraction form
352,973.11/487,105.95 = 191,828.19/x - Step 3: Cross multiply
352,973.11x = 487,105.95 × 191,828.19 - Step 4: Simplify right side
352,973.11x = 93,440,649,332.06 - Step 5: Solve for x
x = 93,440,649,332.06/352,973.11 - Step 6: Final answer
x = 264,724.56
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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.