Finding the Fourth Proportional to 1,014,659.39, 1,400,213.16 and 555,769.68
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Solution
The fourth proportional to 1,014,659.39, 1,400,213.16 and 555,769.68 is: 766,952.96
Step by Step Solution
- Step 1: Write the proportion equation
1,014,659.39 : 1,400,213.16 = 555,769.68 : x - Step 2: Convert to fraction form
1,014,659.39/1,400,213.16 = 555,769.68/x - Step 3: Cross multiply
1,014,659.39x = 1,400,213.16 × 555,769.68 - Step 4: Simplify right side
1,014,659.39x = 778,196,019,864.99 - Step 5: Solve for x
x = 778,196,019,864.99/1,014,659.39 - Step 6: Final answer
x = 766,952.96
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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.