Finding the Fourth Proportional to 454,565.96, 681,848.58 and 122,141.96
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Solution
The fourth proportional to 454,565.96, 681,848.58 and 122,141.96 is: 183,212.84
Step by Step Solution
- Step 1: Write the proportion equation
454,565.96 : 681,848.58 = 122,141.96 : x - Step 2: Convert to fraction form
454,565.96/681,848.58 = 122,141.96/x - Step 3: Cross multiply
454,565.96x = 681,848.58 × 122,141.96 - Step 4: Simplify right side
454,565.96x = 83,282,321,984.42 - Step 5: Solve for x
x = 83,282,321,984.42/454,565.96 - Step 6: Final answer
x = 183,212.84
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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.