Finding the Fourth Proportional to 602,672.92, 904,009.30 and 469,652.70
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Solution
The fourth proportional to 602,672.92, 904,009.30 and 469,652.70 is: 704,478.99
Step by Step Solution
- Step 1: Write the proportion equation
602,672.92 : 904,009.30 = 469,652.70 : x - Step 2: Convert to fraction form
602,672.92/904,009.30 = 469,652.70/x - Step 3: Cross multiply
602,672.92x = 904,009.30 × 469,652.70 - Step 4: Simplify right side
602,672.92x = 424,570,408,570.11 - Step 5: Solve for x
x = 424,570,408,570.11/602,672.92 - Step 6: Final answer
x = 704,478.99
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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.