Home / 714,994.56-986,452.41-404,854.75

Finding the Fourth Proportional to 714,994.56, 986,452.41 and 404,854.75

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Solution

The fourth proportional to 714,994.56, 986,452.41 and 404,854.75 is: 558,563.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,994.56 : 986,452.41 = 404,854.75 : x
  2. Step 2: Convert to fraction form
    714,994.56/986,452.41 = 404,854.75/x
  3. Step 3: Cross multiply
    714,994.56x = 986,452.41 × 404,854.75
  4. Step 4: Simplify right side
    714,994.56x = 399,369,946,588.72
  5. Step 5: Solve for x
    x = 399,369,946,588.72/714,994.56
  6. Step 6: Final answer
    x = 558,563.62

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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.