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Finding the Fourth Proportional to 530,226.14, 796,667.82 and 498,339.68

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Solution

The fourth proportional to 530,226.14, 796,667.82 and 498,339.68 is: 748,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,226.14 : 796,667.82 = 498,339.68 : x
  2. Step 2: Convert to fraction form
    530,226.14/796,667.82 = 498,339.68/x
  3. Step 3: Cross multiply
    530,226.14x = 796,667.82 × 498,339.68
  4. Step 4: Simplify right side
    530,226.14x = 397,011,186,485.10
  5. Step 5: Solve for x
    x = 397,011,186,485.10/530,226.14
  6. Step 6: Final answer
    x = 748,758.23

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Double scale
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Similar ratio
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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.