Finding the Fourth Proportional to 795,431.18, 1,097,718.14 and 432,878.42
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Solution
The fourth proportional to 795,431.18, 1,097,718.14 and 432,878.42 is: 597,384.80
Step by Step Solution
- Step 1: Write the proportion equation
795,431.18 : 1,097,718.14 = 432,878.42 : x - Step 2: Convert to fraction form
795,431.18/1,097,718.14 = 432,878.42/x - Step 3: Cross multiply
795,431.18x = 1,097,718.14 × 432,878.42 - Step 4: Simplify right side
795,431.18x = 475,178,494,048.54 - Step 5: Solve for x
x = 475,178,494,048.54/795,431.18 - Step 6: Final answer
x = 597,384.80
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1.5x scale
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.