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Finding the Fourth Proportional to 275,750.10, 413,637.30 and 155,805.30

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Solution

The fourth proportional to 275,750.10, 413,637.30 and 155,805.30 is: 233,714.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,750.10 : 413,637.30 = 155,805.30 : x
  2. Step 2: Convert to fraction form
    275,750.10/413,637.30 = 155,805.30/x
  3. Step 3: Cross multiply
    275,750.10x = 413,637.30 × 155,805.30
  4. Step 4: Simplify right side
    275,750.10x = 64,446,883,617.69
  5. Step 5: Solve for x
    x = 64,446,883,617.69/275,750.10
  6. Step 6: Final answer
    x = 233,714.82

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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.