Finding the Fourth Proportional to 944,403.81, 1,303,323.46 and 531,070.67
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Solution
The fourth proportional to 944,403.81, 1,303,323.46 and 531,070.67 is: 732,903.50
Step by Step Solution
- Step 1: Write the proportion equation
944,403.81 : 1,303,323.46 = 531,070.67 : x - Step 2: Convert to fraction form
944,403.81/1,303,323.46 = 531,070.67/x - Step 3: Cross multiply
944,403.81x = 1,303,323.46 × 531,070.67 - Step 4: Simplify right side
944,403.81x = 692,156,862,140.80 - Step 5: Solve for x
x = 692,156,862,140.80/944,403.81 - Step 6: Final answer
x = 732,903.50
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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.