Finding the Fourth Proportional to 334,811.10, 502,159.05 and 124,340.70
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Solution
The fourth proportional to 334,811.10, 502,159.05 and 124,340.70 is: 186,489.66
Step by Step Solution
- Step 1: Write the proportion equation
334,811.10 : 502,159.05 = 124,340.70 : x - Step 2: Convert to fraction form
334,811.10/502,159.05 = 124,340.70/x - Step 3: Cross multiply
334,811.10x = 502,159.05 × 124,340.70 - Step 4: Simplify right side
334,811.10x = 62,438,807,788.34 - Step 5: Solve for x
x = 62,438,807,788.34/334,811.10 - Step 6: Final answer
x = 186,489.66
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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.