Home / 531,912.32-734,095.53-325,301.57

Finding the Fourth Proportional to 531,912.32, 734,095.53 and 325,301.57

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Solution

The fourth proportional to 531,912.32, 734,095.53 and 325,301.57 is: 448,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,912.32 : 734,095.53 = 325,301.57 : x
  2. Step 2: Convert to fraction form
    531,912.32/734,095.53 = 325,301.57/x
  3. Step 3: Cross multiply
    531,912.32x = 734,095.53 × 325,301.57
  4. Step 4: Simplify right side
    531,912.32x = 238,802,428,436.27
  5. Step 5: Solve for x
    x = 238,802,428,436.27/531,912.32
  6. Step 6: Final answer
    x = 448,950.74

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1.5x scale

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.