Finding the Fourth Proportional to 602,425,689.70, 903,638,534.55 and 602,425,689.70
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Solution
The fourth proportional to 602,425,689.70, 903,638,534.55 and 602,425,689.70 is: 903,638,534.55
Step by Step Solution
- Step 1: Write the proportion equation
602,425,689.70 : 903,638,534.55 = 602,425,689.70 : x - Step 2: Convert to fraction form
602,425,689.70/903,638,534.55 = 602,425,689.70/x - Step 3: Cross multiply
602,425,689.70x = 903,638,534.55 × 602,425,689.70 - Step 4: Simplify right side
602,425,689.70x = 544,375,067,415,781,056 - Step 5: Solve for x
x = 544,375,067,415,781,056/602,425,689.70 - Step 6: Final answer
x = 903,638,534.55
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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.