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Finding the Fourth Proportional to 333,579.59, 500,364.96 and 80,862.30

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Solution

The fourth proportional to 333,579.59, 500,364.96 and 80,862.30 is: 121,292.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,579.59 : 500,364.96 = 80,862.30 : x
  2. Step 2: Convert to fraction form
    333,579.59/500,364.96 = 80,862.30/x
  3. Step 3: Cross multiply
    333,579.59x = 500,364.96 × 80,862.30
  4. Step 4: Simplify right side
    333,579.59x = 40,460,661,505.01
  5. Step 5: Solve for x
    x = 40,460,661,505.01/333,579.59
  6. Step 6: Final answer
    x = 121,292.38

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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.