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Finding the Fourth Proportional to 336,812.40, 464,800.56 and 185,909.28

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Solution

The fourth proportional to 336,812.40, 464,800.56 and 185,909.28 is: 256,554.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,812.40 : 464,800.56 = 185,909.28 : x
  2. Step 2: Convert to fraction form
    336,812.40/464,800.56 = 185,909.28/x
  3. Step 3: Cross multiply
    336,812.40x = 464,800.56 × 185,909.28
  4. Step 4: Simplify right side
    336,812.40x = 86,410,737,453.20
  5. Step 5: Solve for x
    x = 86,410,737,453.20/336,812.40
  6. Step 6: Final answer
    x = 256,554.50

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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.