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Finding the Fourth Proportional to 480,119.58, 662,002.98 and 327,248.28

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Solution

The fourth proportional to 480,119.58, 662,002.98 and 327,248.28 is: 451,219.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,119.58 : 662,002.98 = 327,248.28 : x
  2. Step 2: Convert to fraction form
    480,119.58/662,002.98 = 327,248.28/x
  3. Step 3: Cross multiply
    480,119.58x = 662,002.98 × 327,248.28
  4. Step 4: Simplify right side
    480,119.58x = 216,639,336,559.87
  5. Step 5: Solve for x
    x = 216,639,336,559.87/480,119.58
  6. Step 6: Final answer
    x = 451,219.54

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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.