Finding the Fourth Proportional to 1,125,828.23, 1,553,631.30 and 609,573.24
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Solution
The fourth proportional to 1,125,828.23, 1,553,631.30 and 609,573.24 is: 841,204.76
Step by Step Solution
- Step 1: Write the proportion equation
1,125,828.23 : 1,553,631.30 = 609,573.24 : x - Step 2: Convert to fraction form
1,125,828.23/1,553,631.30 = 609,573.24/x - Step 3: Cross multiply
1,125,828.23x = 1,553,631.30 × 609,573.24 - Step 4: Simplify right side
1,125,828.23x = 947,052,065,306.41 - Step 5: Solve for x
x = 947,052,065,306.41/1,125,828.23 - Step 6: Final answer
x = 841,204.76
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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.