Finding the Fourth Proportional to 1,014,159.62, 1,399,487.00 and 555,186.23
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Solution
The fourth proportional to 1,014,159.62, 1,399,487.00 and 555,186.23 is: 766,127.83
Step by Step Solution
- Step 1: Write the proportion equation
1,014,159.62 : 1,399,487.00 = 555,186.23 : x - Step 2: Convert to fraction form
1,014,159.62/1,399,487.00 = 555,186.23/x - Step 3: Cross multiply
1,014,159.62x = 1,399,487.00 × 555,186.23 - Step 4: Simplify right side
1,014,159.62x = 776,975,908,688.08 - Step 5: Solve for x
x = 776,975,908,688.08/1,014,159.62 - Step 6: Final answer
x = 766,127.83
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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.