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Finding the Fourth Proportional to 458,858.22, 633,267.12 and 277,614.66

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Solution

The fourth proportional to 458,858.22, 633,267.12 and 277,614.66 is: 383,134.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,858.22 : 633,267.12 = 277,614.66 : x
  2. Step 2: Convert to fraction form
    458,858.22/633,267.12 = 277,614.66/x
  3. Step 3: Cross multiply
    458,858.22x = 633,267.12 × 277,614.66
  4. Step 4: Simplify right side
    458,858.22x = 175,804,236,207.98
  5. Step 5: Solve for x
    x = 175,804,236,207.98/458,858.22
  6. Step 6: Final answer
    x = 383,134.11

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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.