Finding the Fourth Proportional to 493,839.74, 740,754.21 and 119,862.74
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Solution
The fourth proportional to 493,839.74, 740,754.21 and 119,862.74 is: 179,792.80
Step by Step Solution
- Step 1: Write the proportion equation
493,839.74 : 740,754.21 = 119,862.74 : x - Step 2: Convert to fraction form
493,839.74/740,754.21 = 119,862.74/x - Step 3: Cross multiply
493,839.74x = 740,754.21 × 119,862.74 - Step 4: Simplify right side
493,839.74x = 88,788,831,578.51 - Step 5: Solve for x
x = 88,788,831,578.51/493,839.74 - Step 6: Final answer
x = 179,792.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.