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Finding the Fourth Proportional to 294,011.01, 405,752.90 and 173,232.79

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Solution

The fourth proportional to 294,011.01, 405,752.90 and 173,232.79 is: 239,071.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,011.01 : 405,752.90 = 173,232.79 : x
  2. Step 2: Convert to fraction form
    294,011.01/405,752.90 = 173,232.79/x
  3. Step 3: Cross multiply
    294,011.01x = 405,752.90 × 173,232.79
  4. Step 4: Simplify right side
    294,011.01x = 70,289,705,037.04
  5. Step 5: Solve for x
    x = 70,289,705,037.04/294,011.01
  6. Step 6: Final answer
    x = 239,071.68

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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.