Home / 834,150.64-1,151,109.48-452,167.60

Finding the Fourth Proportional to 834,150.64, 1,151,109.48 and 452,167.60

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Solution

The fourth proportional to 834,150.64, 1,151,109.48 and 452,167.60 is: 623,981.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,150.64 : 1,151,109.48 = 452,167.60 : x
  2. Step 2: Convert to fraction form
    834,150.64/1,151,109.48 = 452,167.60/x
  3. Step 3: Cross multiply
    834,150.64x = 1,151,109.48 × 452,167.60
  4. Step 4: Simplify right side
    834,150.64x = 520,494,410,908.85
  5. Step 5: Solve for x
    x = 520,494,410,908.85/834,150.64
  6. Step 6: Final answer
    x = 623,981.31

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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.