Home / 832,682.84-1,149,105.30-450,709.16

Finding the Fourth Proportional to 832,682.84, 1,149,105.30 and 450,709.16

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Solution

The fourth proportional to 832,682.84, 1,149,105.30 and 450,709.16 is: 621,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,682.84 : 1,149,105.30 = 450,709.16 : x
  2. Step 2: Convert to fraction form
    832,682.84/1,149,105.30 = 450,709.16/x
  3. Step 3: Cross multiply
    832,682.84x = 1,149,105.30 × 450,709.16
  4. Step 4: Simplify right side
    832,682.84x = 517,912,284,514.55
  5. Step 5: Solve for x
    x = 517,912,284,514.55/832,682.84
  6. Step 6: Final answer
    x = 621,980.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.