Finding the Fourth Proportional to 544,944.20, 817,416.30 and 484,809.80
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Solution
The fourth proportional to 544,944.20, 817,416.30 and 484,809.80 is: 727,214.70
Step by Step Solution
- Step 1: Write the proportion equation
544,944.20 : 817,416.30 = 484,809.80 : x - Step 2: Convert to fraction form
544,944.20/817,416.30 = 484,809.80/x - Step 3: Cross multiply
544,944.20x = 817,416.30 × 484,809.80 - Step 4: Simplify right side
544,944.20x = 396,291,432,919.74 - Step 5: Solve for x
x = 396,291,432,919.74/544,944.20 - Step 6: Final answer
x = 727,214.70
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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.