Finding the Fourth Proportional to 533,555.60, 736,312.43 and 291,832.99
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Solution
The fourth proportional to 533,555.60, 736,312.43 and 291,832.99 is: 402,732.65
Step by Step Solution
- Step 1: Write the proportion equation
533,555.60 : 736,312.43 = 291,832.99 : x - Step 2: Convert to fraction form
533,555.60/736,312.43 = 291,832.99/x - Step 3: Cross multiply
533,555.60x = 736,312.43 × 291,832.99 - Step 4: Simplify right side
533,555.60x = 214,880,256,909.87 - Step 5: Solve for x
x = 214,880,256,909.87/533,555.60 - Step 6: Final answer
x = 402,732.65
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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.