Finding the Fourth Proportional to 1,576,726.56, 2,365,466.40 and 511,771.68
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Solution
The fourth proportional to 1,576,726.56, 2,365,466.40 and 511,771.68 is: 767,779.74
Step by Step Solution
- Step 1: Write the proportion equation
1,576,726.56 : 2,365,466.40 = 511,771.68 : x - Step 2: Convert to fraction form
1,576,726.56/2,365,466.40 = 511,771.68/x - Step 3: Cross multiply
1,576,726.56x = 2,365,466.40 × 511,771.68 - Step 4: Simplify right side
1,576,726.56x = 1,210,578,713,511.55 - Step 5: Solve for x
x = 1,210,578,713,511.55/1,576,726.56 - Step 6: Final answer
x = 767,779.74
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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.