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Finding the Fourth Proportional to 340,801.54, 470,299.83 and 185,754.17

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Solution

The fourth proportional to 340,801.54, 470,299.83 and 185,754.17 is: 256,337.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,801.54 : 470,299.83 = 185,754.17 : x
  2. Step 2: Convert to fraction form
    340,801.54/470,299.83 = 185,754.17/x
  3. Step 3: Cross multiply
    340,801.54x = 470,299.83 × 185,754.17
  4. Step 4: Simplify right side
    340,801.54x = 87,360,154,572.79
  5. Step 5: Solve for x
    x = 87,360,154,572.79/340,801.54
  6. Step 6: Final answer
    x = 256,337.32

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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.