Finding the Fourth Proportional to 1,410,946.53, 2,116,408.09 and 838,536.81
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Solution
The fourth proportional to 1,410,946.53, 2,116,408.09 and 838,536.81 is: 1,257,798.26
Step by Step Solution
- Step 1: Write the proportion equation
1,410,946.53 : 2,116,408.09 = 838,536.81 : x - Step 2: Convert to fraction form
1,410,946.53/2,116,408.09 = 838,536.81/x - Step 3: Cross multiply
1,410,946.53x = 2,116,408.09 × 838,536.81 - Step 4: Simplify right side
1,410,946.53x = 1,774,686,088,446.79 - Step 5: Solve for x
x = 1,774,686,088,446.79/1,410,946.53 - Step 6: Final answer
x = 1,257,798.26
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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.