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Finding the Fourth Proportional to 533,666.60, 736,679.04 and 361,819.94

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Solution

The fourth proportional to 533,666.60, 736,679.04 and 361,819.94 is: 499,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,666.60 : 736,679.04 = 361,819.94 : x
  2. Step 2: Convert to fraction form
    533,666.60/736,679.04 = 361,819.94/x
  3. Step 3: Cross multiply
    533,666.60x = 736,679.04 × 361,819.94
  4. Step 4: Simplify right side
    533,666.60x = 266,545,166,052.06
  5. Step 5: Solve for x
    x = 266,545,166,052.06/533,666.60
  6. Step 6: Final answer
    x = 499,460.09

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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.