Home / 898,450.59-1,239,715.56-530,876.61

Finding the Fourth Proportional to 898,450.59, 1,239,715.56 and 530,876.61

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Solution

The fourth proportional to 898,450.59, 1,239,715.56 and 530,876.61 is: 732,523.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,450.59 : 1,239,715.56 = 530,876.61 : x
  2. Step 2: Convert to fraction form
    898,450.59/1,239,715.56 = 530,876.61/x
  3. Step 3: Cross multiply
    898,450.59x = 1,239,715.56 × 530,876.61
  4. Step 4: Simplify right side
    898,450.59x = 658,135,993,857.05
  5. Step 5: Solve for x
    x = 658,135,993,857.05/898,450.59
  6. Step 6: Final answer
    x = 732,523.30

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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.