Finding the Fourth Proportional to 1,768,471.98, 2,440,490.88 and 963,655.98
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Solution
The fourth proportional to 1,768,471.98, 2,440,490.88 and 963,655.98 is: 1,329,845.01
Step by Step Solution
- Step 1: Write the proportion equation
1,768,471.98 : 2,440,490.88 = 963,655.98 : x - Step 2: Convert to fraction form
1,768,471.98/2,440,490.88 = 963,655.98/x - Step 3: Cross multiply
1,768,471.98x = 2,440,490.88 × 963,655.98 - Step 4: Simplify right side
1,768,471.98x = 2,351,793,630,647.46 - Step 5: Solve for x
x = 2,351,793,630,647.46/1,768,471.98 - Step 6: Final answer
x = 1,329,845.01
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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.