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Finding the Fourth Proportional to 541,166.78, 810,973.56 and 304,010.30

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Solution

The fourth proportional to 541,166.78, 810,973.56 and 304,010.30 is: 455,579.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,166.78 : 810,973.56 = 304,010.30 : x
  2. Step 2: Convert to fraction form
    541,166.78/810,973.56 = 304,010.30/x
  3. Step 3: Cross multiply
    541,166.78x = 810,973.56 × 304,010.30
  4. Step 4: Simplify right side
    541,166.78x = 246,544,315,267.67
  5. Step 5: Solve for x
    x = 246,544,315,267.67/541,166.78
  6. Step 6: Final answer
    x = 455,579.18

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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.