Home / 484,280.10-726,160.95-203,480.10

Finding the Fourth Proportional to 484,280.10, 726,160.95 and 203,480.10

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Solution

The fourth proportional to 484,280.10, 726,160.95 and 203,480.10 is: 305,111.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,280.10 : 726,160.95 = 203,480.10 : x
  2. Step 2: Convert to fraction form
    484,280.10/726,160.95 = 203,480.10/x
  3. Step 3: Cross multiply
    484,280.10x = 726,160.95 × 203,480.10
  4. Step 4: Simplify right side
    484,280.10x = 147,759,302,722.10
  5. Step 5: Solve for x
    x = 147,759,302,722.10/484,280.10
  6. Step 6: Final answer
    x = 305,111.24

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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.