Home / 671,733.93-928,173.17-536,880.72

Finding the Fourth Proportional to 671,733.93, 928,173.17 and 536,880.72

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Solution

The fourth proportional to 671,733.93, 928,173.17 and 536,880.72 is: 741,838.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,733.93 : 928,173.17 = 536,880.72 : x
  2. Step 2: Convert to fraction form
    671,733.93/928,173.17 = 536,880.72/x
  3. Step 3: Cross multiply
    671,733.93x = 928,173.17 × 536,880.72
  4. Step 4: Simplify right side
    671,733.93x = 498,318,277,109.88
  5. Step 5: Solve for x
    x = 498,318,277,109.88/671,733.93
  6. Step 6: Final answer
    x = 741,838.78

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Double scale
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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.