Home / 530,225.64-796,667.07-498,339.18

Finding the Fourth Proportional to 530,225.64, 796,667.07 and 498,339.18

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Solution

The fourth proportional to 530,225.64, 796,667.07 and 498,339.18 is: 748,757.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,225.64 : 796,667.07 = 498,339.18 : x
  2. Step 2: Convert to fraction form
    530,225.64/796,667.07 = 498,339.18/x
  3. Step 3: Cross multiply
    530,225.64x = 796,667.07 × 498,339.18
  4. Step 4: Simplify right side
    530,225.64x = 397,010,414,396.80
  5. Step 5: Solve for x
    x = 397,010,414,396.80/530,225.64
  6. Step 6: Final answer
    x = 748,757.48

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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.