Home / 266,120.69-366,622.74-185,402.16

Finding the Fourth Proportional to 266,120.69, 366,622.74 and 185,402.16

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Solution

The fourth proportional to 266,120.69, 366,622.74 and 185,402.16 is: 255,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,120.69 : 366,622.74 = 185,402.16 : x
  2. Step 2: Convert to fraction form
    266,120.69/366,622.74 = 185,402.16/x
  3. Step 3: Cross multiply
    266,120.69x = 366,622.74 × 185,402.16
  4. Step 4: Simplify right side
    266,120.69x = 67,972,647,901.12
  5. Step 5: Solve for x
    x = 67,972,647,901.12/266,120.69
  6. Step 6: Final answer
    x = 255,420.39

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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.