Finding the Fourth Proportional to 1,133,771.93, 1,564,605.19 and 624,474.31
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Solution
The fourth proportional to 1,133,771.93, 1,564,605.19 and 624,474.31 is: 861,774.50
Step by Step Solution
- Step 1: Write the proportion equation
1,133,771.93 : 1,564,605.19 = 624,474.31 : x - Step 2: Convert to fraction form
1,133,771.93/1,564,605.19 = 624,474.31/x - Step 3: Cross multiply
1,133,771.93x = 1,564,605.19 × 624,474.31 - Step 4: Simplify right side
1,133,771.93x = 977,055,740,974.97 - Step 5: Solve for x
x = 977,055,740,974.97/1,133,771.93 - Step 6: Final answer
x = 861,774.50
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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.