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Finding the Fourth Proportional to 333,429.57, 499,892.85 and 108,655.79

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Solution

The fourth proportional to 333,429.57, 499,892.85 and 108,655.79 is: 162,901.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,429.57 : 499,892.85 = 108,655.79 : x
  2. Step 2: Convert to fraction form
    333,429.57/499,892.85 = 108,655.79/x
  3. Step 3: Cross multiply
    333,429.57x = 499,892.85 × 108,655.79
  4. Step 4: Simplify right side
    333,429.57x = 54,316,250,032.64
  5. Step 5: Solve for x
    x = 54,316,250,032.64/333,429.57
  6. Step 6: Final answer
    x = 162,901.72

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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.