Finding the Fourth Proportional to 1,134,177.62, 1,565,164.26 and 624,880
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Solution
The fourth proportional to 1,134,177.62, 1,565,164.26 and 624,880 is: 862,333.93
Step by Step Solution
- Step 1: Write the proportion equation
1,134,177.62 : 1,565,164.26 = 624,880 : x - Step 2: Convert to fraction form
1,134,177.62/1,565,164.26 = 624,880/x - Step 3: Cross multiply
1,134,177.62x = 1,565,164.26 × 624,880 - Step 4: Simplify right side
1,134,177.62x = 978,039,842,788.80 - Step 5: Solve for x
x = 978,039,842,788.80/1,134,177.62 - Step 6: Final answer
x = 862,333.93
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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.