Home / 832,513.92-1,148,872.92-450,540.84

Finding the Fourth Proportional to 832,513.92, 1,148,872.92 and 450,540.84

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Solution

The fourth proportional to 832,513.92, 1,148,872.92 and 450,540.84 is: 621,748.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,513.92 : 1,148,872.92 = 450,540.84 : x
  2. Step 2: Convert to fraction form
    832,513.92/1,148,872.92 = 450,540.84/x
  3. Step 3: Cross multiply
    832,513.92x = 1,148,872.92 × 450,540.84
  4. Step 4: Simplify right side
    832,513.92x = 517,614,170,430.05
  5. Step 5: Solve for x
    x = 517,614,170,430.05/832,513.92
  6. Step 6: Final answer
    x = 621,748.37

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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.