Finding the Fourth Proportional to 1,184,461.19, 1,634,556.45 and 640,596.98
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Solution
The fourth proportional to 1,184,461.19, 1,634,556.45 and 640,596.98 is: 884,023.84
Step by Step Solution
- Step 1: Write the proportion equation
1,184,461.19 : 1,634,556.45 = 640,596.98 : x - Step 2: Convert to fraction form
1,184,461.19/1,634,556.45 = 640,596.98/x - Step 3: Cross multiply
1,184,461.19x = 1,634,556.45 × 640,596.98 - Step 4: Simplify right side
1,184,461.19x = 1,047,091,927,193.67 - Step 5: Solve for x
x = 1,047,091,927,193.67/1,184,461.19 - Step 6: Final answer
x = 884,023.84
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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.