Home / 338,972.17-467,780.32-186,012.93

Finding the Fourth Proportional to 338,972.17, 467,780.32 and 186,012.93

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Solution

The fourth proportional to 338,972.17, 467,780.32 and 186,012.93 is: 256,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,972.17 : 467,780.32 = 186,012.93 : x
  2. Step 2: Convert to fraction form
    338,972.17/467,780.32 = 186,012.93/x
  3. Step 3: Cross multiply
    338,972.17x = 467,780.32 × 186,012.93
  4. Step 4: Simplify right side
    338,972.17x = 87,013,187,544.28
  5. Step 5: Solve for x
    x = 87,013,187,544.28/338,972.17
  6. Step 6: Final answer
    x = 256,697.15

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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.