Finding the Fourth Proportional to 1,184,318.51, 1,776,292.45 and 385,594.68
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Solution
The fourth proportional to 1,184,318.51, 1,776,292.45 and 385,594.68 is: 578,331.68
Step by Step Solution
- Step 1: Write the proportion equation
1,184,318.51 : 1,776,292.45 = 385,594.68 : x - Step 2: Convert to fraction form
1,184,318.51/1,776,292.45 = 385,594.68/x - Step 3: Cross multiply
1,184,318.51x = 1,776,292.45 × 385,594.68 - Step 4: Simplify right side
1,184,318.51x = 684,928,917,880.18 - Step 5: Solve for x
x = 684,928,917,880.18/1,184,318.51 - Step 6: Final answer
x = 578,331.68
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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.