Home / 828,880.62-1,243,320.92-296,369.35

Finding the Fourth Proportional to 828,880.62, 1,243,320.92 and 296,369.35

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Solution

The fourth proportional to 828,880.62, 1,243,320.92 and 296,369.35 is: 444,554.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,880.62 : 1,243,320.92 = 296,369.35 : x
  2. Step 2: Convert to fraction form
    828,880.62/1,243,320.92 = 296,369.35/x
  3. Step 3: Cross multiply
    828,880.62x = 1,243,320.92 × 296,369.35
  4. Step 4: Simplify right side
    828,880.62x = 368,482,212,901.80
  5. Step 5: Solve for x
    x = 368,482,212,901.80/828,880.62
  6. Step 6: Final answer
    x = 444,554.02

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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.