Home / 729,664.60-1,094,496.90-477,722.20

Finding the Fourth Proportional to 729,664.60, 1,094,496.90 and 477,722.20

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Solution

The fourth proportional to 729,664.60, 1,094,496.90 and 477,722.20 is: 716,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,664.60 : 1,094,496.90 = 477,722.20 : x
  2. Step 2: Convert to fraction form
    729,664.60/1,094,496.90 = 477,722.20/x
  3. Step 3: Cross multiply
    729,664.60x = 1,094,496.90 × 477,722.20
  4. Step 4: Simplify right side
    729,664.60x = 522,865,466,961.18
  5. Step 5: Solve for x
    x = 522,865,466,961.18/729,664.60
  6. Step 6: Final answer
    x = 716,583.30

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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.