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Finding the Fourth Proportional to 530,869.70, 732,760.28 and 361,202.24

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Solution

The fourth proportional to 530,869.70, 732,760.28 and 361,202.24 is: 498,568.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,869.70 : 732,760.28 = 361,202.24 : x
  2. Step 2: Convert to fraction form
    530,869.70/732,760.28 = 361,202.24/x
  3. Step 3: Cross multiply
    530,869.70x = 732,760.28 × 361,202.24
  4. Step 4: Simplify right side
    530,869.70x = 264,674,649,049.22
  5. Step 5: Solve for x
    x = 264,674,649,049.22/530,869.70
  6. Step 6: Final answer
    x = 498,568.01

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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.