Finding the Fourth Proportional to 370,690,526.42, 552,760,696.80 and 367,363,373.62
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Solution
The fourth proportional to 370,690,526.42, 552,760,696.80 and 367,363,373.62 is: 547,799,363.37
Step by Step Solution
- Step 1: Write the proportion equation
370,690,526.42 : 552,760,696.80 = 367,363,373.62 : x - Step 2: Convert to fraction form
370,690,526.42/552,760,696.80 = 367,363,373.62/x - Step 3: Cross multiply
370,690,526.42x = 552,760,696.80 × 367,363,373.62 - Step 4: Simplify right side
370,690,526.42x = 203,064,034,380,989,920 - Step 5: Solve for x
x = 203,064,034,380,989,920/370,690,526.42 - Step 6: Final answer
x = 547,799,363.37
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.