Home / 821,176.52-1,133,190.42-458,594.60

Finding the Fourth Proportional to 821,176.52, 1,133,190.42 and 458,594.60

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Solution

The fourth proportional to 821,176.52, 1,133,190.42 and 458,594.60 is: 632,842.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,176.52 : 1,133,190.42 = 458,594.60 : x
  2. Step 2: Convert to fraction form
    821,176.52/1,133,190.42 = 458,594.60/x
  3. Step 3: Cross multiply
    821,176.52x = 1,133,190.42 × 458,594.60
  4. Step 4: Simplify right side
    821,176.52x = 519,675,007,383.73
  5. Step 5: Solve for x
    x = 519,675,007,383.73/821,176.52
  6. Step 6: Final answer
    x = 632,842.02

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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.