Finding the Fourth Proportional to 832,566.30, 1,249,347.68 and 359,251.67
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Solution
The fourth proportional to 832,566.30, 1,249,347.68 and 359,251.67 is: 539,092.50
Step by Step Solution
- Step 1: Write the proportion equation
832,566.30 : 1,249,347.68 = 359,251.67 : x - Step 2: Convert to fraction form
832,566.30/1,249,347.68 = 359,251.67/x - Step 3: Cross multiply
832,566.30x = 1,249,347.68 × 359,251.67 - Step 4: Simplify right side
832,566.30x = 448,830,243,124.93 - Step 5: Solve for x
x = 448,830,243,124.93/832,566.30 - Step 6: Final answer
x = 539,092.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.