Finding the Fourth Proportional to 732,154.24, 1,010,365.14 and 409,866.99
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Solution
The fourth proportional to 732,154.24, 1,010,365.14 and 409,866.99 is: 565,612.13
Step by Step Solution
- Step 1: Write the proportion equation
732,154.24 : 1,010,365.14 = 409,866.99 : x - Step 2: Convert to fraction form
732,154.24/1,010,365.14 = 409,866.99/x - Step 3: Cross multiply
732,154.24x = 1,010,365.14 × 409,866.99 - Step 4: Simplify right side
732,154.24x = 414,115,316,480.86 - Step 5: Solve for x
x = 414,115,316,480.86/732,154.24 - Step 6: Final answer
x = 565,612.13
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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.