Home / 524,984.94-724,472.91-298,629.90

Finding the Fourth Proportional to 524,984.94, 724,472.91 and 298,629.90

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Solution

The fourth proportional to 524,984.94, 724,472.91 and 298,629.90 is: 412,105.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,984.94 : 724,472.91 = 298,629.90 : x
  2. Step 2: Convert to fraction form
    524,984.94/724,472.91 = 298,629.90/x
  3. Step 3: Cross multiply
    524,984.94x = 724,472.91 × 298,629.90
  4. Step 4: Simplify right side
    524,984.94x = 216,349,272,666.01
  5. Step 5: Solve for x
    x = 216,349,272,666.01/524,984.94
  6. Step 6: Final answer
    x = 412,105.67

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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.