Home / 368,180.18-508,091.69-207,033.83

Finding the Fourth Proportional to 368,180.18, 508,091.69 and 207,033.83

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Solution

The fourth proportional to 368,180.18, 508,091.69 and 207,033.83 is: 285,708.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,180.18 : 508,091.69 = 207,033.83 : x
  2. Step 2: Convert to fraction form
    368,180.18/508,091.69 = 207,033.83/x
  3. Step 3: Cross multiply
    368,180.18x = 508,091.69 × 207,033.83
  4. Step 4: Simplify right side
    368,180.18x = 105,192,166,549.00
  5. Step 5: Solve for x
    x = 105,192,166,549.00/368,180.18
  6. Step 6: Final answer
    x = 285,708.39

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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.