Finding the Fourth Proportional to 336,368.36, 464,221.14 and 251,337.80
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Solution
The fourth proportional to 336,368.36, 464,221.14 and 251,337.80 is: 346,870.67
Step by Step Solution
- Step 1: Write the proportion equation
336,368.36 : 464,221.14 = 251,337.80 : x - Step 2: Convert to fraction form
336,368.36/464,221.14 = 251,337.80/x - Step 3: Cross multiply
336,368.36x = 464,221.14 × 251,337.80 - Step 4: Simplify right side
336,368.36x = 116,676,320,041.09 - Step 5: Solve for x
x = 116,676,320,041.09/336,368.36 - Step 6: Final answer
x = 346,870.67
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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.