Finding the Fourth Proportional to 336,437.40, 464,284.38 and 185,533.08
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Solution
The fourth proportional to 336,437.40, 464,284.38 and 185,533.08 is: 256,036.07
Step by Step Solution
- Step 1: Write the proportion equation
336,437.40 : 464,284.38 = 185,533.08 : x - Step 2: Convert to fraction form
336,437.40/464,284.38 = 185,533.08/x - Step 3: Cross multiply
336,437.40x = 464,284.38 × 185,533.08 - Step 4: Simplify right side
336,437.40x = 86,140,111,017.29 - Step 5: Solve for x
x = 86,140,111,017.29/336,437.40 - Step 6: Final answer
x = 256,036.07
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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.