Finding the Fourth Proportional to 1,134,176.12, 1,565,162.19 and 624,878.49
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Solution
The fourth proportional to 1,134,176.12, 1,565,162.19 and 624,878.49 is: 862,331.84
Step by Step Solution
- Step 1: Write the proportion equation
1,134,176.12 : 1,565,162.19 = 624,878.49 : x - Step 2: Convert to fraction form
1,134,176.12/1,565,162.19 = 624,878.49/x - Step 3: Cross multiply
1,134,176.12x = 1,565,162.19 × 624,878.49 - Step 4: Simplify right side
1,134,176.12x = 978,036,185,892.29 - Step 5: Solve for x
x = 978,036,185,892.29/1,134,176.12 - Step 6: Final answer
x = 862,331.84
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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.