Home / 579,528.27-869,292.41-264,337.83

Finding the Fourth Proportional to 579,528.27, 869,292.41 and 264,337.83

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Solution

The fourth proportional to 579,528.27, 869,292.41 and 264,337.83 is: 396,506.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,528.27 : 869,292.41 = 264,337.83 : x
  2. Step 2: Convert to fraction form
    579,528.27/869,292.41 = 264,337.83/x
  3. Step 3: Cross multiply
    579,528.27x = 869,292.41 × 264,337.83
  4. Step 4: Simplify right side
    579,528.27x = 229,786,867,973.18
  5. Step 5: Solve for x
    x = 229,786,867,973.18/579,528.27
  6. Step 6: Final answer
    x = 396,506.75

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Half scale
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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.