Finding the Fourth Proportional to 1,133,803.58, 1,564,648.80 and 624,505.94
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Solution
The fourth proportional to 1,133,803.58, 1,564,648.80 and 624,505.94 is: 861,818.12
Step by Step Solution
- Step 1: Write the proportion equation
1,133,803.58 : 1,564,648.80 = 624,505.94 : x - Step 2: Convert to fraction form
1,133,803.58/1,564,648.80 = 624,505.94/x - Step 3: Cross multiply
1,133,803.58x = 1,564,648.80 × 624,505.94 - Step 4: Simplify right side
1,133,803.58x = 977,132,469,613.87 - Step 5: Solve for x
x = 977,132,469,613.87/1,133,803.58 - Step 6: Final answer
x = 861,818.12
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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.