Home / 712,700.35-982,738.35-454,167.75

Finding the Fourth Proportional to 712,700.35, 982,738.35 and 454,167.75

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Solution

The fourth proportional to 712,700.35, 982,738.35 and 454,167.75 is: 626,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,700.35 : 982,738.35 = 454,167.75 : x
  2. Step 2: Convert to fraction form
    712,700.35/982,738.35 = 454,167.75/x
  3. Step 3: Cross multiply
    712,700.35x = 982,738.35 × 454,167.75
  4. Step 4: Simplify right side
    712,700.35x = 446,328,065,258.21
  5. Step 5: Solve for x
    x = 446,328,065,258.21/712,700.35
  6. Step 6: Final answer
    x = 626,249.26

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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.