Home / 522,256.08-783,384.13-344,721.57

Finding the Fourth Proportional to 522,256.08, 783,384.13 and 344,721.57

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Solution

The fourth proportional to 522,256.08, 783,384.13 and 344,721.57 is: 517,082.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,256.08 : 783,384.13 = 344,721.57 : x
  2. Step 2: Convert to fraction form
    522,256.08/783,384.13 = 344,721.57/x
  3. Step 3: Cross multiply
    522,256.08x = 783,384.13 × 344,721.57
  4. Step 4: Simplify right side
    522,256.08x = 270,049,407,206.68
  5. Step 5: Solve for x
    x = 270,049,407,206.68/522,256.08
  6. Step 6: Final answer
    x = 517,082.36

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Similar ratio
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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.