Finding the Fourth Proportional to 997,305.94, 1,495,958.84 and 249,351.94
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Solution
The fourth proportional to 997,305.94, 1,495,958.84 and 249,351.94 is: 374,027.89
Step by Step Solution
- Step 1: Write the proportion equation
997,305.94 : 1,495,958.84 = 249,351.94 : x - Step 2: Convert to fraction form
997,305.94/1,495,958.84 = 249,351.94/x - Step 3: Cross multiply
997,305.94x = 1,495,958.84 × 249,351.94 - Step 4: Simplify right side
997,305.94x = 373,020,238,914.15 - Step 5: Solve for x
x = 373,020,238,914.15/997,305.94 - Step 6: Final answer
x = 374,027.89
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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.