Finding the Fourth Proportional to 997,306.94, 1,495,960.35 and 249,352.94
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Solution
The fourth proportional to 997,306.94, 1,495,960.35 and 249,352.94 is: 374,029.39
Step by Step Solution
- Step 1: Write the proportion equation
997,306.94 : 1,495,960.35 = 249,352.94 : x - Step 2: Convert to fraction form
997,306.94/1,495,960.35 = 249,352.94/x - Step 3: Cross multiply
997,306.94x = 1,495,960.35 × 249,352.94 - Step 4: Simplify right side
997,306.94x = 373,022,111,395.93 - Step 5: Solve for x
x = 373,022,111,395.93/997,306.94 - Step 6: Final answer
x = 374,029.39
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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.