Finding the Fourth Proportional to 1,656,023.37, 2,285,324.88 and 920,987.93
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Solution
The fourth proportional to 1,656,023.37, 2,285,324.88 and 920,987.93 is: 1,270,970.37
Step by Step Solution
- Step 1: Write the proportion equation
1,656,023.37 : 2,285,324.88 = 920,987.93 : x - Step 2: Convert to fraction form
1,656,023.37/2,285,324.88 = 920,987.93/x - Step 3: Cross multiply
1,656,023.37x = 2,285,324.88 × 920,987.93 - Step 4: Simplify right side
1,656,023.37x = 2,104,756,630,608.70 - Step 5: Solve for x
x = 2,104,756,630,608.70/1,656,023.37 - Step 6: Final answer
x = 1,270,970.37
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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.