Finding the Fourth Proportional to 1,167,386.61, 1,610,989.36 and 651,140.09
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Solution
The fourth proportional to 1,167,386.61, 1,610,989.36 and 651,140.09 is: 898,571.01
Step by Step Solution
- Step 1: Write the proportion equation
1,167,386.61 : 1,610,989.36 = 651,140.09 : x - Step 2: Convert to fraction form
1,167,386.61/1,610,989.36 = 651,140.09/x - Step 3: Cross multiply
1,167,386.61x = 1,610,989.36 × 651,140.09 - Step 4: Simplify right side
1,167,386.61x = 1,048,979,762,279.67 - Step 5: Solve for x
x = 1,048,979,762,279.67/1,167,386.61 - Step 6: Final answer
x = 898,571.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.