Finding the Fourth Proportional to 944,477.08, 1,303,340.42 and 514,747.98
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Solution
The fourth proportional to 944,477.08, 1,303,340.42 and 514,747.98 is: 710,331.53
Step by Step Solution
- Step 1: Write the proportion equation
944,477.08 : 1,303,340.42 = 514,747.98 : x - Step 2: Convert to fraction form
944,477.08/1,303,340.42 = 514,747.98/x - Step 3: Cross multiply
944,477.08x = 1,303,340.42 × 514,747.98 - Step 4: Simplify right side
944,477.08x = 670,891,849,734.22 - Step 5: Solve for x
x = 670,891,849,734.22/944,477.08 - Step 6: Final answer
x = 710,331.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.