Finding the Fourth Proportional to 589,705.68, 884,689.74 and 168,948.75
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Solution
The fourth proportional to 589,705.68, 884,689.74 and 168,948.75 is: 253,460.72
Step by Step Solution
- Step 1: Write the proportion equation
589,705.68 : 884,689.74 = 168,948.75 : x - Step 2: Convert to fraction form
589,705.68/884,689.74 = 168,948.75/x - Step 3: Cross multiply
589,705.68x = 884,689.74 × 168,948.75 - Step 4: Simplify right side
589,705.68x = 149,467,225,710.83 - Step 5: Solve for x
x = 149,467,225,710.83/589,705.68 - Step 6: Final answer
x = 253,460.72
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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.