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Finding the Fourth Proportional to 300,695.06, 414,801.86 and 185,937.02

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Solution

The fourth proportional to 300,695.06, 414,801.86 and 185,937.02 is: 256,495.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,695.06 : 414,801.86 = 185,937.02 : x
  2. Step 2: Convert to fraction form
    300,695.06/414,801.86 = 185,937.02/x
  3. Step 3: Cross multiply
    300,695.06x = 414,801.86 × 185,937.02
  4. Step 4: Simplify right side
    300,695.06x = 77,127,021,738.86
  5. Step 5: Solve for x
    x = 77,127,021,738.86/300,695.06
  6. Step 6: Final answer
    x = 256,495.81

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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.