Finding the Fourth Proportional to 632,145.84, 872,362.08 and 360,201.84
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Solution
The fourth proportional to 632,145.84, 872,362.08 and 360,201.84 is: 497,079.01
Step by Step Solution
- Step 1: Write the proportion equation
632,145.84 : 872,362.08 = 360,201.84 : x - Step 2: Convert to fraction form
632,145.84/872,362.08 = 360,201.84/x - Step 3: Cross multiply
632,145.84x = 872,362.08 × 360,201.84 - Step 4: Simplify right side
632,145.84x = 314,226,426,362.23 - Step 5: Solve for x
x = 314,226,426,362.23/632,145.84 - Step 6: Final answer
x = 497,079.01
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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.