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Finding the Fourth Proportional to 480,117.57, 662,000.22 and 327,246.27

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Solution

The fourth proportional to 480,117.57, 662,000.22 and 327,246.27 is: 451,216.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,117.57 : 662,000.22 = 327,246.27 : x
  2. Step 2: Convert to fraction form
    480,117.57/662,000.22 = 327,246.27/x
  3. Step 3: Cross multiply
    480,117.57x = 662,000.22 × 327,246.27
  4. Step 4: Simplify right side
    480,117.57x = 216,637,102,734.18
  5. Step 5: Solve for x
    x = 216,637,102,734.18/480,117.57
  6. Step 6: Final answer
    x = 451,216.78

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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.