Home / 367,733.28-507,645.64-245,428.16

Finding the Fourth Proportional to 367,733.28, 507,645.64 and 245,428.16

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Solution

The fourth proportional to 367,733.28, 507,645.64 and 245,428.16 is: 338,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,733.28 : 507,645.64 = 245,428.16 : x
  2. Step 2: Convert to fraction form
    367,733.28/507,645.64 = 245,428.16/x
  3. Step 3: Cross multiply
    367,733.28x = 507,645.64 × 245,428.16
  4. Step 4: Simplify right side
    367,733.28x = 124,590,535,357.22
  5. Step 5: Solve for x
    x = 124,590,535,357.22/367,733.28
  6. Step 6: Final answer
    x = 338,806.80

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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.