Finding the Fourth Proportional to 1,697,768.49, 2,343,253.35 and 973,101.93
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Solution
The fourth proportional to 1,697,768.49, 2,343,253.35 and 973,101.93 is: 1,343,071.43
Step by Step Solution
- Step 1: Write the proportion equation
1,697,768.49 : 2,343,253.35 = 973,101.93 : x - Step 2: Convert to fraction form
1,697,768.49/2,343,253.35 = 973,101.93/x - Step 3: Cross multiply
1,697,768.49x = 2,343,253.35 × 973,101.93 - Step 4: Simplify right side
1,697,768.49x = 2,280,224,357,363.97 - Step 5: Solve for x
x = 2,280,224,357,363.97/1,697,768.49 - Step 6: Final answer
x = 1,343,071.43
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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.