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Finding the Fourth Proportional to 239,632.86, 330,457.14 and 185,898.24

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Solution

The fourth proportional to 239,632.86, 330,457.14 and 185,898.24 is: 256,356.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,632.86 : 330,457.14 = 185,898.24 : x
  2. Step 2: Convert to fraction form
    239,632.86/330,457.14 = 185,898.24/x
  3. Step 3: Cross multiply
    239,632.86x = 330,457.14 × 185,898.24
  4. Step 4: Simplify right side
    239,632.86x = 61,431,400,721.43
  5. Step 5: Solve for x
    x = 61,431,400,721.43/239,632.86
  6. Step 6: Final answer
    x = 256,356.33

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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.