Home / 868,258.89-1,197,815.59-523,902.75

Finding the Fourth Proportional to 868,258.89, 1,197,815.59 and 523,902.75

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Solution

The fourth proportional to 868,258.89, 1,197,815.59 and 523,902.75 is: 722,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,258.89 : 1,197,815.59 = 523,902.75 : x
  2. Step 2: Convert to fraction form
    868,258.89/1,197,815.59 = 523,902.75/x
  3. Step 3: Cross multiply
    868,258.89x = 1,197,815.59 × 523,902.75
  4. Step 4: Simplify right side
    868,258.89x = 627,538,877,756.94
  5. Step 5: Solve for x
    x = 627,538,877,756.94/868,258.89
  6. Step 6: Final answer
    x = 722,755.49

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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.