Home / 896,414.97-1,237,052.89-488,516.93

Finding the Fourth Proportional to 896,414.97, 1,237,052.89 and 488,516.93

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Solution

The fourth proportional to 896,414.97, 1,237,052.89 and 488,516.93 is: 674,153.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,414.97 : 1,237,052.89 = 488,516.93 : x
  2. Step 2: Convert to fraction form
    896,414.97/1,237,052.89 = 488,516.93/x
  3. Step 3: Cross multiply
    896,414.97x = 1,237,052.89 × 488,516.93
  4. Step 4: Simplify right side
    896,414.97x = 604,321,280,070.43
  5. Step 5: Solve for x
    x = 604,321,280,070.43/896,414.97
  6. Step 6: Final answer
    x = 674,153.49

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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.