Home / 331,179.59-457,038.87-186,010.92

Finding the Fourth Proportional to 331,179.59, 457,038.87 and 186,010.92

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Solution

The fourth proportional to 331,179.59, 457,038.87 and 186,010.92 is: 256,701.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,179.59 : 457,038.87 = 186,010.92 : x
  2. Step 2: Convert to fraction form
    331,179.59/457,038.87 = 186,010.92/x
  3. Step 3: Cross multiply
    331,179.59x = 457,038.87 × 186,010.92
  4. Step 4: Simplify right side
    331,179.59x = 85,014,220,684.46
  5. Step 5: Solve for x
    x = 85,014,220,684.46/331,179.59
  6. Step 6: Final answer
    x = 256,701.27

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1.5x scale

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.