Home / 524,744.11-787,113.47-204,928.45

Finding the Fourth Proportional to 524,744.11, 787,113.47 and 204,928.45

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Solution

The fourth proportional to 524,744.11, 787,113.47 and 204,928.45 is: 307,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,744.11 : 787,113.47 = 204,928.45 : x
  2. Step 2: Convert to fraction form
    524,744.11/787,113.47 = 204,928.45/x
  3. Step 3: Cross multiply
    524,744.11x = 787,113.47 × 204,928.45
  4. Step 4: Simplify right side
    524,744.11x = 161,301,943,381.22
  5. Step 5: Solve for x
    x = 161,301,943,381.22/524,744.11
  6. Step 6: Final answer
    x = 307,391.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.