Finding the Fourth Proportional to 317,088.95, 437,587.04 and 173,848.68
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Solution
The fourth proportional to 317,088.95, 437,587.04 and 173,848.68 is: 239,913.54
Step by Step Solution
- Step 1: Write the proportion equation
317,088.95 : 437,587.04 = 173,848.68 : x - Step 2: Convert to fraction form
317,088.95/437,587.04 = 173,848.68/x - Step 3: Cross multiply
317,088.95x = 437,587.04 × 173,848.68 - Step 4: Simplify right side
317,088.95x = 76,073,929,723.73 - Step 5: Solve for x
x = 76,073,929,723.73/317,088.95 - Step 6: Final answer
x = 239,913.54
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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.