Finding the Fourth Proportional to 634,924.18, 876,206.06 and 348,470.92
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Solution
The fourth proportional to 634,924.18, 876,206.06 and 348,470.92 is: 480,895.74
Step by Step Solution
- Step 1: Write the proportion equation
634,924.18 : 876,206.06 = 348,470.92 : x - Step 2: Convert to fraction form
634,924.18/876,206.06 = 348,470.92/x - Step 3: Cross multiply
634,924.18x = 876,206.06 × 348,470.92 - Step 4: Simplify right side
634,924.18x = 305,332,331,837.78 - Step 5: Solve for x
x = 305,332,331,837.78/634,924.18 - Step 6: Final answer
x = 480,895.74
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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.