Finding the Fourth Proportional to 585,518.31, 878,277.76 and 164,794.18
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Solution
The fourth proportional to 585,518.31, 878,277.76 and 164,794.18 is: 247,191.35
Step by Step Solution
- Step 1: Write the proportion equation
585,518.31 : 878,277.76 = 164,794.18 : x - Step 2: Convert to fraction form
585,518.31/878,277.76 = 164,794.18/x - Step 3: Cross multiply
585,518.31x = 878,277.76 × 164,794.18 - Step 4: Simplify right side
585,518.31x = 144,735,063,271.44 - Step 5: Solve for x
x = 144,735,063,271.44/585,518.31 - Step 6: Final answer
x = 247,191.35
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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.