Finding the Fourth Proportional to 1,134,175.56, 1,565,161.42 and 624,877.93
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Solution
The fourth proportional to 1,134,175.56, 1,565,161.42 and 624,877.93 is: 862,331.07
Step by Step Solution
- Step 1: Write the proportion equation
1,134,175.56 : 1,565,161.42 = 624,877.93 : x - Step 2: Convert to fraction form
1,134,175.56/1,565,161.42 = 624,877.93/x - Step 3: Cross multiply
1,134,175.56x = 1,565,161.42 × 624,877.93 - Step 4: Simplify right side
1,134,175.56x = 978,034,828,245.46 - Step 5: Solve for x
x = 978,034,828,245.46/1,134,175.56 - Step 6: Final answer
x = 862,331.07
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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.