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Finding the Fourth Proportional to 334,572.20, 501,858.30 and 192,854.60

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Solution

The fourth proportional to 334,572.20, 501,858.30 and 192,854.60 is: 289,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,572.20 : 501,858.30 = 192,854.60 : x
  2. Step 2: Convert to fraction form
    334,572.20/501,858.30 = 192,854.60/x
  3. Step 3: Cross multiply
    334,572.20x = 501,858.30 × 192,854.60
  4. Step 4: Simplify right side
    334,572.20x = 96,785,681,703.18
  5. Step 5: Solve for x
    x = 96,785,681,703.18/334,572.20
  6. Step 6: Final answer
    x = 289,281.90

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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.