Finding the Fourth Proportional to 701,368.74, 967,869.41 and 395,442.41
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Solution
The fourth proportional to 701,368.74, 967,869.41 and 395,442.41 is: 545,699.55
Step by Step Solution
- Step 1: Write the proportion equation
701,368.74 : 967,869.41 = 395,442.41 : x - Step 2: Convert to fraction form
701,368.74/967,869.41 = 395,442.41/x - Step 3: Cross multiply
701,368.74x = 967,869.41 × 395,442.41 - Step 4: Simplify right side
701,368.74x = 382,736,605,239.12 - Step 5: Solve for x
x = 382,736,605,239.12/701,368.74 - Step 6: Final answer
x = 545,699.55
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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.