Finding the Fourth Proportional to 1,411,628.01, 1,948,058.97 and 767,048.18
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Solution
The fourth proportional to 1,411,628.01, 1,948,058.97 and 767,048.18 is: 1,058,533.17
Step by Step Solution
- Step 1: Write the proportion equation
1,411,628.01 : 1,948,058.97 = 767,048.18 : x - Step 2: Convert to fraction form
1,411,628.01/1,948,058.97 = 767,048.18/x - Step 3: Cross multiply
1,411,628.01x = 1,948,058.97 × 767,048.18 - Step 4: Simplify right side
1,411,628.01x = 1,494,255,077,730.88 - Step 5: Solve for x
x = 1,494,255,077,730.88/1,411,628.01 - Step 6: Final answer
x = 1,058,533.17
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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.