Home / 945,876.33-1,305,337.10-516,184.19

Finding the Fourth Proportional to 945,876.33, 1,305,337.10 and 516,184.19

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Solution

The fourth proportional to 945,876.33, 1,305,337.10 and 516,184.19 is: 712,349.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,876.33 : 1,305,337.10 = 516,184.19 : x
  2. Step 2: Convert to fraction form
    945,876.33/1,305,337.10 = 516,184.19/x
  3. Step 3: Cross multiply
    945,876.33x = 1,305,337.10 × 516,184.19
  4. Step 4: Simplify right side
    945,876.33x = 673,794,364,532.84
  5. Step 5: Solve for x
    x = 673,794,364,532.84/945,876.33
  6. Step 6: Final answer
    x = 712,349.33

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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.