Finding the Fourth Proportional to 1,577,140.80, 2,366,048.16 and 579,868.80
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Solution
The fourth proportional to 1,577,140.80, 2,366,048.16 and 579,868.80 is: 869,927.09
Step by Step Solution
- Step 1: Write the proportion equation
1,577,140.80 : 2,366,048.16 = 579,868.80 : x - Step 2: Convert to fraction form
1,577,140.80/2,366,048.16 = 579,868.80/x - Step 3: Cross multiply
1,577,140.80x = 2,366,048.16 × 579,868.80 - Step 4: Simplify right side
1,577,140.80x = 1,371,997,507,281.41 - Step 5: Solve for x
x = 1,371,997,507,281.41/1,577,140.80 - Step 6: Final answer
x = 869,927.09
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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.