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Finding the Fourth Proportional to 340,851.02, 470,370.59 and 185,798.92

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Solution

The fourth proportional to 340,851.02, 470,370.59 and 185,798.92 is: 256,400.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,851.02 : 470,370.59 = 185,798.92 : x
  2. Step 2: Convert to fraction form
    340,851.02/470,370.59 = 185,798.92/x
  3. Step 3: Cross multiply
    340,851.02x = 470,370.59 × 185,798.92
  4. Step 4: Simplify right side
    340,851.02x = 87,394,345,516.84
  5. Step 5: Solve for x
    x = 87,394,345,516.84/340,851.02
  6. Step 6: Final answer
    x = 256,400.42

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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.