Finding the Fourth Proportional to 1,036,816.78, 1,430,837.49 and 607,056.70
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Solution
The fourth proportional to 1,036,816.78, 1,430,837.49 and 607,056.70 is: 837,756.01
Step by Step Solution
- Step 1: Write the proportion equation
1,036,816.78 : 1,430,837.49 = 607,056.70 : x - Step 2: Convert to fraction form
1,036,816.78/1,430,837.49 = 607,056.70/x - Step 3: Cross multiply
1,036,816.78x = 1,430,837.49 × 607,056.70 - Step 4: Simplify right side
1,036,816.78x = 868,599,484,915.68 - Step 5: Solve for x
x = 868,599,484,915.68/1,036,816.78 - Step 6: Final answer
x = 837,756.01
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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.