Finding the Fourth Proportional to 583,577.81, 805,343.51 and 328,928.99
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Solution
The fourth proportional to 583,577.81, 805,343.51 and 328,928.99 is: 453,925.46
Step by Step Solution
- Step 1: Write the proportion equation
583,577.81 : 805,343.51 = 328,928.99 : x - Step 2: Convert to fraction form
583,577.81/805,343.51 = 328,928.99/x - Step 3: Cross multiply
583,577.81x = 805,343.51 × 328,928.99 - Step 4: Simplify right side
583,577.81x = 264,900,827,347.36 - Step 5: Solve for x
x = 264,900,827,347.36/583,577.81 - Step 6: Final answer
x = 453,925.46
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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.