Home / 484,426.30-726,311.40-247,574.20

Finding the Fourth Proportional to 484,426.30, 726,311.40 and 247,574.20

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Solution

The fourth proportional to 484,426.30, 726,311.40 and 247,574.20 is: 371,193.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,426.30 : 726,311.40 = 247,574.20 : x
  2. Step 2: Convert to fraction form
    484,426.30/726,311.40 = 247,574.20/x
  3. Step 3: Cross multiply
    484,426.30x = 726,311.40 × 247,574.20
  4. Step 4: Simplify right side
    484,426.30x = 179,815,963,805.88
  5. Step 5: Solve for x
    x = 179,815,963,805.88/484,426.30
  6. Step 6: Final answer
    x = 371,193.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.