Home / 458,911.02-633,182.68-275,178.43

Finding the Fourth Proportional to 458,911.02, 633,182.68 and 275,178.43

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Solution

The fourth proportional to 458,911.02, 633,182.68 and 275,178.43 is: 379,677.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,911.02 : 633,182.68 = 275,178.43 : x
  2. Step 2: Convert to fraction form
    458,911.02/633,182.68 = 275,178.43/x
  3. Step 3: Cross multiply
    458,911.02x = 633,182.68 × 275,178.43
  4. Step 4: Simplify right side
    458,911.02x = 174,238,215,785.59
  5. Step 5: Solve for x
    x = 174,238,215,785.59/458,911.02
  6. Step 6: Final answer
    x = 379,677.56

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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.