Finding the Fourth Proportional to 370,609.02, 511,532.01 and 243,456.84
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Solution
The fourth proportional to 370,609.02, 511,532.01 and 243,456.84 is: 336,030.59
Step by Step Solution
- Step 1: Write the proportion equation
370,609.02 : 511,532.01 = 243,456.84 : x - Step 2: Convert to fraction form
370,609.02/511,532.01 = 243,456.84/x - Step 3: Cross multiply
370,609.02x = 511,532.01 × 243,456.84 - Step 4: Simplify right side
370,609.02x = 124,535,966,713.45 - Step 5: Solve for x
x = 124,535,966,713.45/370,609.02 - Step 6: Final answer
x = 336,030.59
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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.