Home / 683,286.40-1,024,929.60-459,337.60

Finding the Fourth Proportional to 683,286.40, 1,024,929.60 and 459,337.60

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Solution

The fourth proportional to 683,286.40, 1,024,929.60 and 459,337.60 is: 689,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,286.40 : 1,024,929.60 = 459,337.60 : x
  2. Step 2: Convert to fraction form
    683,286.40/1,024,929.60 = 459,337.60/x
  3. Step 3: Cross multiply
    683,286.40x = 1,024,929.60 × 459,337.60
  4. Step 4: Simplify right side
    683,286.40x = 470,788,702,632.96
  5. Step 5: Solve for x
    x = 470,788,702,632.96/683,286.40
  6. Step 6: Final answer
    x = 689,006.40

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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.