Finding the Fourth Proportional to 618,903.99, 928,368.99 and 198,178.65
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Solution
The fourth proportional to 618,903.99, 928,368.99 and 198,178.65 is: 297,272.14
Step by Step Solution
- Step 1: Write the proportion equation
618,903.99 : 928,368.99 = 198,178.65 : x - Step 2: Convert to fraction form
618,903.99/928,368.99 = 198,178.65/x - Step 3: Cross multiply
618,903.99x = 928,368.99 × 198,178.65 - Step 4: Simplify right side
618,903.99x = 183,982,913,140.06 - Step 5: Solve for x
x = 183,982,913,140.06/618,903.99 - Step 6: Final answer
x = 297,272.14
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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.