Finding the Fourth Proportional to 1,036,740.29, 1,430,641.91 and 577,839.65
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Solution
The fourth proportional to 1,036,740.29, 1,430,641.91 and 577,839.65 is: 797,385.45
Step by Step Solution
- Step 1: Write the proportion equation
1,036,740.29 : 1,430,641.91 = 577,839.65 : x - Step 2: Convert to fraction form
1,036,740.29/1,430,641.91 = 577,839.65/x - Step 3: Cross multiply
1,036,740.29x = 1,430,641.91 × 577,839.65 - Step 4: Simplify right side
1,036,740.29x = 826,681,620,549.73 - Step 5: Solve for x
x = 826,681,620,549.73/1,036,740.29 - Step 6: Final answer
x = 797,385.45
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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.