Finding the Fourth Proportional to 504,968.29, 697,108.76 and 314,043.19
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Solution
The fourth proportional to 504,968.29, 697,108.76 and 314,043.19 is: 433,536.65
Step by Step Solution
- Step 1: Write the proportion equation
504,968.29 : 697,108.76 = 314,043.19 : x - Step 2: Convert to fraction form
504,968.29/697,108.76 = 314,043.19/x - Step 3: Cross multiply
504,968.29x = 697,108.76 × 314,043.19 - Step 4: Simplify right side
504,968.29x = 218,922,258,767.34 - Step 5: Solve for x
x = 218,922,258,767.34/504,968.29 - Step 6: Final answer
x = 433,536.65
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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.