Finding the Fourth Proportional to 1,134,909.98, 1,566,186.30 and 625,630.58
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Solution
The fourth proportional to 1,134,909.98, 1,566,186.30 and 625,630.58 is: 863,376.00
Step by Step Solution
- Step 1: Write the proportion equation
1,134,909.98 : 1,566,186.30 = 625,630.58 : x - Step 2: Convert to fraction form
1,134,909.98/1,566,186.30 = 625,630.58/x - Step 3: Cross multiply
1,134,909.98x = 1,566,186.30 × 625,630.58 - Step 4: Simplify right side
1,134,909.98x = 979,854,043,257.05 - Step 5: Solve for x
x = 979,854,043,257.05/1,134,909.98 - Step 6: Final answer
x = 863,376.00
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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.