Finding the Fourth Proportional to 1,277,067.23, 1,762,366.54 and 696,285.63
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Solution
The fourth proportional to 1,277,067.23, 1,762,366.54 and 696,285.63 is: 960,881.68
Step by Step Solution
- Step 1: Write the proportion equation
1,277,067.23 : 1,762,366.54 = 696,285.63 : x - Step 2: Convert to fraction form
1,277,067.23/1,762,366.54 = 696,285.63/x - Step 3: Cross multiply
1,277,067.23x = 1,762,366.54 × 696,285.63 - Step 4: Simplify right side
1,277,067.23x = 1,227,110,494,854.11 - Step 5: Solve for x
x = 1,227,110,494,854.11/1,277,067.23 - Step 6: Final answer
x = 960,881.68
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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.