Finding the Fourth Proportional to 934,539.08, 1,401,788.48 and 260,602.43
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Solution
The fourth proportional to 934,539.08, 1,401,788.48 and 260,602.43 is: 390,898.02
Step by Step Solution
- Step 1: Write the proportion equation
934,539.08 : 1,401,788.48 = 260,602.43 : x - Step 2: Convert to fraction form
934,539.08/1,401,788.48 = 260,602.43/x - Step 3: Cross multiply
934,539.08x = 1,401,788.48 × 260,602.43 - Step 4: Simplify right side
934,539.08x = 365,309,475,922.05 - Step 5: Solve for x
x = 365,309,475,922.05/934,539.08 - Step 6: Final answer
x = 390,898.02
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1.5x scale
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.