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Finding the Fourth Proportional to 293,477.95, 440,216.92 and 83,115.89

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Solution

The fourth proportional to 293,477.95, 440,216.92 and 83,115.89 is: 124,673.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,477.95 : 440,216.92 = 83,115.89 : x
  2. Step 2: Convert to fraction form
    293,477.95/440,216.92 = 83,115.89/x
  3. Step 3: Cross multiply
    293,477.95x = 440,216.92 × 83,115.89
  4. Step 4: Simplify right side
    293,477.95x = 36,589,018,897.77
  5. Step 5: Solve for x
    x = 36,589,018,897.77/293,477.95
  6. Step 6: Final answer
    x = 124,673.83

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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.