Home / 834,283.98-1,151,225.73-512,007.66

Finding the Fourth Proportional to 834,283.98, 1,151,225.73 and 512,007.66

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Solution

The fourth proportional to 834,283.98, 1,151,225.73 and 512,007.66 is: 706,517.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,283.98 : 1,151,225.73 = 512,007.66 : x
  2. Step 2: Convert to fraction form
    834,283.98/1,151,225.73 = 512,007.66/x
  3. Step 3: Cross multiply
    834,283.98x = 1,151,225.73 × 512,007.66
  4. Step 4: Simplify right side
    834,283.98x = 589,436,392,149.09
  5. Step 5: Solve for x
    x = 589,436,392,149.09/834,283.98
  6. Step 6: Final answer
    x = 706,517.69

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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.