Finding the Fourth Proportional to 1,110,946.84, 1,533,231.33 and 627,543.12
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Solution
The fourth proportional to 1,110,946.84, 1,533,231.33 and 627,543.12 is: 866,079.94
Step by Step Solution
- Step 1: Write the proportion equation
1,110,946.84 : 1,533,231.33 = 627,543.12 : x - Step 2: Convert to fraction form
1,110,946.84/1,533,231.33 = 627,543.12/x - Step 3: Cross multiply
1,110,946.84x = 1,533,231.33 × 627,543.12 - Step 4: Simplify right side
1,110,946.84x = 962,168,773,031.47 - Step 5: Solve for x
x = 962,168,773,031.47/1,110,946.84 - Step 6: Final answer
x = 866,079.94
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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.