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Finding the Fourth Proportional to 601,619.20, 902,428.80 and 246,515.20

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Solution

The fourth proportional to 601,619.20, 902,428.80 and 246,515.20 is: 369,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,619.20 : 902,428.80 = 246,515.20 : x
  2. Step 2: Convert to fraction form
    601,619.20/902,428.80 = 246,515.20/x
  3. Step 3: Cross multiply
    601,619.20x = 902,428.80 × 246,515.20
  4. Step 4: Simplify right side
    601,619.20x = 222,462,416,117.76
  5. Step 5: Solve for x
    x = 222,462,416,117.76/601,619.20
  6. Step 6: Final answer
    x = 369,772.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.