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Finding the Fourth Proportional to 360,339.53, 540,502.46 and 107,620.74

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Solution

The fourth proportional to 360,339.53, 540,502.46 and 107,620.74 is: 161,429.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,339.53 : 540,502.46 = 107,620.74 : x
  2. Step 2: Convert to fraction form
    360,339.53/540,502.46 = 107,620.74/x
  3. Step 3: Cross multiply
    360,339.53x = 540,502.46 × 107,620.74
  4. Step 4: Simplify right side
    360,339.53x = 58,169,274,178.92
  5. Step 5: Solve for x
    x = 58,169,274,178.92/360,339.53
  6. Step 6: Final answer
    x = 161,429.07

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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.