Finding the Fourth Proportional to 589,968,234.80, 884,952,352.20 and 406,302,225.20
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Solution
The fourth proportional to 589,968,234.80, 884,952,352.20 and 406,302,225.20 is: 609,453,337.80
Step by Step Solution
- Step 1: Write the proportion equation
589,968,234.80 : 884,952,352.20 = 406,302,225.20 : x - Step 2: Convert to fraction form
589,968,234.80/884,952,352.20 = 406,302,225.20/x - Step 3: Cross multiply
589,968,234.80x = 884,952,352.20 × 406,302,225.20 - Step 4: Simplify right side
589,968,234.80x = 359,558,109,894,834,112 - Step 5: Solve for x
x = 359,558,109,894,834,112/589,968,234.80 - Step 6: Final answer
x = 609,453,337.80
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Similar ratio
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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.