Home / 844,090.40-1,166,600.40-676,128.80

Finding the Fourth Proportional to 844,090.40, 1,166,600.40 and 676,128.80

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Solution

The fourth proportional to 844,090.40, 1,166,600.40 and 676,128.80 is: 934,464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,090.40 : 1,166,600.40 = 676,128.80 : x
  2. Step 2: Convert to fraction form
    844,090.40/1,166,600.40 = 676,128.80/x
  3. Step 3: Cross multiply
    844,090.40x = 1,166,600.40 × 676,128.80
  4. Step 4: Simplify right side
    844,090.40x = 788,772,128,531.52
  5. Step 5: Solve for x
    x = 788,772,128,531.52/844,090.40
  6. Step 6: Final answer
    x = 934,464.04

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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.