Home / 605,917.60-836,128.17-333,970.49

Finding the Fourth Proportional to 605,917.60, 836,128.17 and 333,970.49

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Solution

The fourth proportional to 605,917.60, 836,128.17 and 333,970.49 is: 460,858.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,917.60 : 836,128.17 = 333,970.49 : x
  2. Step 2: Convert to fraction form
    605,917.60/836,128.17 = 333,970.49/x
  3. Step 3: Cross multiply
    605,917.60x = 836,128.17 × 333,970.49
  4. Step 4: Simplify right side
    605,917.60x = 279,242,136,728.02
  5. Step 5: Solve for x
    x = 279,242,136,728.02/605,917.60
  6. Step 6: Final answer
    x = 460,858.27

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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.