Finding the Fourth Proportional to 461,055.91, 691,417.50 and 194,836.99
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Solution
The fourth proportional to 461,055.91, 691,417.50 and 194,836.99 is: 292,185.18
Step by Step Solution
- Step 1: Write the proportion equation
461,055.91 : 691,417.50 = 194,836.99 : x - Step 2: Convert to fraction form
461,055.91/691,417.50 = 194,836.99/x - Step 3: Cross multiply
461,055.91x = 691,417.50 × 194,836.99 - Step 4: Simplify right side
461,055.91x = 134,713,704,533.33 - Step 5: Solve for x
x = 134,713,704,533.33/461,055.91 - Step 6: Final answer
x = 292,185.18
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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.