Finding the Fourth Proportional to 602,864,555.80, 904,296,833.70 and 296,754,539.80
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Solution
The fourth proportional to 602,864,555.80, 904,296,833.70 and 296,754,539.80 is: 445,131,809.70
Step by Step Solution
- Step 1: Write the proportion equation
602,864,555.80 : 904,296,833.70 = 296,754,539.80 : x - Step 2: Convert to fraction form
602,864,555.80/904,296,833.70 = 296,754,539.80/x - Step 3: Cross multiply
602,864,555.80x = 904,296,833.70 × 296,754,539.80 - Step 4: Simplify right side
602,864,555.80x = 268,354,190,727,240,672 - Step 5: Solve for x
x = 268,354,190,727,240,672/602,864,555.80 - Step 6: Final answer
x = 445,131,809.70
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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.