Finding the Fourth Proportional to 1,246,740.04, 1,721,355.06 and 794,643.40
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Solution
The fourth proportional to 1,246,740.04, 1,721,355.06 and 794,643.40 is: 1,097,152.09
Step by Step Solution
- Step 1: Write the proportion equation
1,246,740.04 : 1,721,355.06 = 794,643.40 : x - Step 2: Convert to fraction form
1,246,740.04/1,721,355.06 = 794,643.40/x - Step 3: Cross multiply
1,246,740.04x = 1,721,355.06 × 794,643.40 - Step 4: Simplify right side
1,246,740.04x = 1,367,863,437,485.60 - Step 5: Solve for x
x = 1,367,863,437,485.60/1,246,740.04 - Step 6: Final answer
x = 1,097,152.09
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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.