Home / 603,206.02-832,391.28-331,309.54

Finding the Fourth Proportional to 603,206.02, 832,391.28 and 331,309.54

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Solution

The fourth proportional to 603,206.02, 832,391.28 and 331,309.54 is: 457,189.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,206.02 : 832,391.28 = 331,309.54 : x
  2. Step 2: Convert to fraction form
    603,206.02/832,391.28 = 331,309.54/x
  3. Step 3: Cross multiply
    603,206.02x = 832,391.28 × 331,309.54
  4. Step 4: Simplify right side
    603,206.02x = 275,779,172,076.81
  5. Step 5: Solve for x
    x = 275,779,172,076.81/603,206.02
  6. Step 6: Final answer
    x = 457,189.02

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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.