Finding the Fourth Proportional to 1,154,411.19, 1,731,646.35 and 547,056.99
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Solution
The fourth proportional to 1,154,411.19, 1,731,646.35 and 547,056.99 is: 820,599.50
Step by Step Solution
- Step 1: Write the proportion equation
1,154,411.19 : 1,731,646.35 = 547,056.99 : x - Step 2: Convert to fraction form
1,154,411.19/1,731,646.35 = 547,056.99/x - Step 3: Cross multiply
1,154,411.19x = 1,731,646.35 × 547,056.99 - Step 4: Simplify right side
1,154,411.19x = 947,309,239,975.49 - Step 5: Solve for x
x = 947,309,239,975.49/1,154,411.19 - Step 6: Final answer
x = 820,599.50
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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.