Finding the Fourth Proportional to 930,022.08, 1,283,341.92 and 522,030.42
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Solution
The fourth proportional to 930,022.08, 1,283,341.92 and 522,030.42 is: 720,352.28
Step by Step Solution
- Step 1: Write the proportion equation
930,022.08 : 1,283,341.92 = 522,030.42 : x - Step 2: Convert to fraction form
930,022.08/1,283,341.92 = 522,030.42/x - Step 3: Cross multiply
930,022.08x = 1,283,341.92 × 522,030.42 - Step 4: Simplify right side
930,022.08x = 669,943,521,501.21 - Step 5: Solve for x
x = 669,943,521,501.21/930,022.08 - Step 6: Final answer
x = 720,352.28
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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.