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Finding the Fourth Proportional to 415,363.20, 573,203.46 and 234,077.94

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Solution

The fourth proportional to 415,363.20, 573,203.46 and 234,077.94 is: 323,028.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,363.20 : 573,203.46 = 234,077.94 : x
  2. Step 2: Convert to fraction form
    415,363.20/573,203.46 = 234,077.94/x
  3. Step 3: Cross multiply
    415,363.20x = 573,203.46 × 234,077.94
  4. Step 4: Simplify right side
    415,363.20x = 134,174,285,117.67
  5. Step 5: Solve for x
    x = 134,174,285,117.67/415,363.20
  6. Step 6: Final answer
    x = 323,028.82

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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.