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Finding the Fourth Proportional to 364,027.30, 545,911.35 and 164,443.30

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Solution

The fourth proportional to 364,027.30, 545,911.35 and 164,443.30 is: 246,606.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,027.30 : 545,911.35 = 164,443.30 : x
  2. Step 2: Convert to fraction form
    364,027.30/545,911.35 = 164,443.30/x
  3. Step 3: Cross multiply
    364,027.30x = 545,911.35 × 164,443.30
  4. Step 4: Simplify right side
    364,027.30x = 89,771,463,901.46
  5. Step 5: Solve for x
    x = 89,771,463,901.46/364,027.30
  6. Step 6: Final answer
    x = 246,606.41

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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.