Finding the Fourth Proportional to 968,731.09, 1,452,372.69 and 668,354.54
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Solution
The fourth proportional to 968,731.09, 1,452,372.69 and 668,354.54 is: 1,002,032.34
Step by Step Solution
- Step 1: Write the proportion equation
968,731.09 : 1,452,372.69 = 668,354.54 : x - Step 2: Convert to fraction form
968,731.09/1,452,372.69 = 668,354.54/x - Step 3: Cross multiply
968,731.09x = 1,452,372.69 × 668,354.54 - Step 4: Simplify right side
968,731.09x = 970,699,881,133.51 - Step 5: Solve for x
x = 970,699,881,133.51/968,731.09 - Step 6: Final answer
x = 1,002,032.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.