Finding the Fourth Proportional to 750,552.04, 1,035,762.30 and 406,388.21
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Solution
The fourth proportional to 750,552.04, 1,035,762.30 and 406,388.21 is: 560,815.99
Step by Step Solution
- Step 1: Write the proportion equation
750,552.04 : 1,035,762.30 = 406,388.21 : x - Step 2: Convert to fraction form
750,552.04/1,035,762.30 = 406,388.21/x - Step 3: Cross multiply
750,552.04x = 1,035,762.30 × 406,388.21 - Step 4: Simplify right side
750,552.04x = 420,921,583,477.11 - Step 5: Solve for x
x = 420,921,583,477.11/750,552.04 - Step 6: Final answer
x = 560,815.99
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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.