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Finding the Fourth Proportional to 297,320,303.60, 445,980,455.40 and 236,098,300.40

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Solution

The fourth proportional to 297,320,303.60, 445,980,455.40 and 236,098,300.40 is: 354,147,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,320,303.60 : 445,980,455.40 = 236,098,300.40 : x
  2. Step 2: Convert to fraction form
    297,320,303.60/445,980,455.40 = 236,098,300.40/x
  3. Step 3: Cross multiply
    297,320,303.60x = 445,980,455.40 × 236,098,300.40
  4. Step 4: Simplify right side
    297,320,303.60x = 105,295,227,531,558,000
  5. Step 5: Solve for x
    x = 105,295,227,531,558,000/297,320,303.60
  6. Step 6: Final answer
    x = 354,147,450.60

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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.