Home / 800,934.32-1,105,535.32-461,628.40

Finding the Fourth Proportional to 800,934.32, 1,105,535.32 and 461,628.40

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Solution

The fourth proportional to 800,934.32, 1,105,535.32 and 461,628.40 is: 637,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,934.32 : 1,105,535.32 = 461,628.40 : x
  2. Step 2: Convert to fraction form
    800,934.32/1,105,535.32 = 461,628.40/x
  3. Step 3: Cross multiply
    800,934.32x = 1,105,535.32 × 461,628.40
  4. Step 4: Simplify right side
    800,934.32x = 510,346,500,915.09
  5. Step 5: Solve for x
    x = 510,346,500,915.09/800,934.32
  6. Step 6: Final answer
    x = 637,188.95

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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.