Home / 331,178.97-457,038.00-186,010.29

Finding the Fourth Proportional to 331,178.97, 457,038.00 and 186,010.29

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Solution

The fourth proportional to 331,178.97, 457,038.00 and 186,010.29 is: 256,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,178.97 : 457,038.00 = 186,010.29 : x
  2. Step 2: Convert to fraction form
    331,178.97/457,038.00 = 186,010.29/x
  3. Step 3: Cross multiply
    331,178.97x = 457,038.00 × 186,010.29
  4. Step 4: Simplify right side
    331,178.97x = 85,013,773,332.45
  5. Step 5: Solve for x
    x = 85,013,773,332.45/331,178.97
  6. Step 6: Final answer
    x = 256,700.40

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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.