Home / 484,359.04-668,418.76-269,508.16

Finding the Fourth Proportional to 484,359.04, 668,418.76 and 269,508.16

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Solution

The fourth proportional to 484,359.04, 668,418.76 and 269,508.16 is: 371,923.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,359.04 : 668,418.76 = 269,508.16 : x
  2. Step 2: Convert to fraction form
    484,359.04/668,418.76 = 269,508.16/x
  3. Step 3: Cross multiply
    484,359.04x = 668,418.76 × 269,508.16
  4. Step 4: Simplify right side
    484,359.04x = 180,144,310,117.08
  5. Step 5: Solve for x
    x = 180,144,310,117.08/484,359.04
  6. Step 6: Final answer
    x = 371,923.09

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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.