Home / 808,626.69-1,211,956.11-572,037.57

Finding the Fourth Proportional to 808,626.69, 1,211,956.11 and 572,037.57

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Solution

The fourth proportional to 808,626.69, 1,211,956.11 and 572,037.57 is: 857,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,626.69 : 1,211,956.11 = 572,037.57 : x
  2. Step 2: Convert to fraction form
    808,626.69/1,211,956.11 = 572,037.57/x
  3. Step 3: Cross multiply
    808,626.69x = 1,211,956.11 × 572,037.57
  4. Step 4: Simplify right side
    808,626.69x = 693,284,428,111.05
  5. Step 5: Solve for x
    x = 693,284,428,111.05/808,626.69
  6. Step 6: Final answer
    x = 857,360.31

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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.