Finding the Fourth Proportional to 1,495,216.80, 2,063,385.36 and 922,027.68
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Solution
The fourth proportional to 1,495,216.80, 2,063,385.36 and 922,027.68 is: 1,272,389.67
Step by Step Solution
- Step 1: Write the proportion equation
1,495,216.80 : 2,063,385.36 = 922,027.68 : x - Step 2: Convert to fraction form
1,495,216.80/2,063,385.36 = 922,027.68/x - Step 3: Cross multiply
1,495,216.80x = 2,063,385.36 × 922,027.68 - Step 4: Simplify right side
1,495,216.80x = 1,902,498,416,426.77 - Step 5: Solve for x
x = 1,902,498,416,426.77/1,495,216.80 - Step 6: Final answer
x = 1,272,389.67
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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.