Finding the Fourth Proportional to 1,156,971.14, 1,736,576.18 and 558,353.70
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Solution
The fourth proportional to 1,156,971.14, 1,736,576.18 and 558,353.70 is: 838,070.81
Step by Step Solution
- Step 1: Write the proportion equation
1,156,971.14 : 1,736,576.18 = 558,353.70 : x - Step 2: Convert to fraction form
1,156,971.14/1,736,576.18 = 558,353.70/x - Step 3: Cross multiply
1,156,971.14x = 1,736,576.18 × 558,353.70 - Step 4: Simplify right side
1,156,971.14x = 969,623,735,434.87 - Step 5: Solve for x
x = 969,623,735,434.87/1,156,971.14 - Step 6: Final answer
x = 838,070.81
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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.