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Finding the Fourth Proportional to 364,277.60, 545,833.20 and 230,919.20

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Solution

The fourth proportional to 364,277.60, 545,833.20 and 230,919.20 is: 346,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,277.60 : 545,833.20 = 230,919.20 : x
  2. Step 2: Convert to fraction form
    364,277.60/545,833.20 = 230,919.20/x
  3. Step 3: Cross multiply
    364,277.60x = 545,833.20 × 230,919.20
  4. Step 4: Simplify right side
    364,277.60x = 126,043,365,877.44
  5. Step 5: Solve for x
    x = 126,043,365,877.44/364,277.60
  6. Step 6: Final answer
    x = 346,009.10

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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.