Finding the Fourth Proportional to 704,838.89, 972,686.99 and 382,552.85
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Solution
The fourth proportional to 704,838.89, 972,686.99 and 382,552.85 is: 527,927.99
Step by Step Solution
- Step 1: Write the proportion equation
704,838.89 : 972,686.99 = 382,552.85 : x - Step 2: Convert to fraction form
704,838.89/972,686.99 = 382,552.85/x - Step 3: Cross multiply
704,838.89x = 972,686.99 × 382,552.85 - Step 4: Simplify right side
704,838.89x = 372,104,176,275.37 - Step 5: Solve for x
x = 372,104,176,275.37/704,838.89 - Step 6: Final answer
x = 527,927.99
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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.