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Finding the Fourth Proportional to 294,025.94, 405,693.22 and 173,123.11

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Solution

The fourth proportional to 294,025.94, 405,693.22 and 173,123.11 is: 238,873.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,025.94 : 405,693.22 = 173,123.11 : x
  2. Step 2: Convert to fraction form
    294,025.94/405,693.22 = 173,123.11/x
  3. Step 3: Cross multiply
    294,025.94x = 405,693.22 × 173,123.11
  4. Step 4: Simplify right side
    294,025.94x = 70,234,871,952.31
  5. Step 5: Solve for x
    x = 70,234,871,952.31/294,025.94
  6. Step 6: Final answer
    x = 238,873.05

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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.