Finding the Fourth Proportional to 533,623.84, 736,407.11 and 291,901.21
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Solution
The fourth proportional to 533,623.84, 736,407.11 and 291,901.21 is: 402,827.07
Step by Step Solution
- Step 1: Write the proportion equation
533,623.84 : 736,407.11 = 291,901.21 : x - Step 2: Convert to fraction form
533,623.84/736,407.11 = 291,901.21/x - Step 3: Cross multiply
533,623.84x = 736,407.11 × 291,901.21 - Step 4: Simplify right side
533,623.84x = 214,958,126,461.60 - Step 5: Solve for x
x = 214,958,126,461.60/533,623.84 - Step 6: Final answer
x = 402,827.07
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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.