Finding the Fourth Proportional to 1,153,349.19, 1,730,393.96 and 554,353.79
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Solution
The fourth proportional to 1,153,349.19, 1,730,393.96 and 554,353.79 is: 831,708.60
Step by Step Solution
- Step 1: Write the proportion equation
1,153,349.19 : 1,730,393.96 = 554,353.79 : x - Step 2: Convert to fraction form
1,153,349.19/1,730,393.96 = 554,353.79/x - Step 3: Cross multiply
1,153,349.19x = 1,730,393.96 × 554,353.79 - Step 4: Simplify right side
1,153,349.19x = 959,250,438,495.37 - Step 5: Solve for x
x = 959,250,438,495.37/1,153,349.19 - Step 6: Final answer
x = 831,708.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.