Home / 683,457.40-1,024,878.90-262,593.40

Finding the Fourth Proportional to 683,457.40, 1,024,878.90 and 262,593.40

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Solution

The fourth proportional to 683,457.40, 1,024,878.90 and 262,593.40 is: 393,772.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,457.40 : 1,024,878.90 = 262,593.40 : x
  2. Step 2: Convert to fraction form
    683,457.40/1,024,878.90 = 262,593.40/x
  3. Step 3: Cross multiply
    683,457.40x = 1,024,878.90 × 262,593.40
  4. Step 4: Simplify right side
    683,457.40x = 269,126,434,939.26
  5. Step 5: Solve for x
    x = 269,126,434,939.26/683,457.40
  6. Step 6: Final answer
    x = 393,772.07

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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.