Finding the Fourth Proportional to 996,748.18, 1,495,782.61 and 547,782.58
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Solution
The fourth proportional to 996,748.18, 1,495,782.61 and 547,782.58 is: 822,036.77
Step by Step Solution
- Step 1: Write the proportion equation
996,748.18 : 1,495,782.61 = 547,782.58 : x - Step 2: Convert to fraction form
996,748.18/1,495,782.61 = 547,782.58/x - Step 3: Cross multiply
996,748.18x = 1,495,782.61 × 547,782.58 - Step 4: Simplify right side
996,748.18x = 819,363,657,224.93 - Step 5: Solve for x
x = 819,363,657,224.93/996,748.18 - Step 6: Final answer
x = 822,036.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.