Home / 685,877.70-1,024,644.70-444,021.24

Finding the Fourth Proportional to 685,877.70, 1,024,644.70 and 444,021.24

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Solution

The fourth proportional to 685,877.70, 1,024,644.70 and 444,021.24 is: 663,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,877.70 : 1,024,644.70 = 444,021.24 : x
  2. Step 2: Convert to fraction form
    685,877.70/1,024,644.70 = 444,021.24/x
  3. Step 3: Cross multiply
    685,877.70x = 1,024,644.70 × 444,021.24
  4. Step 4: Simplify right side
    685,877.70x = 454,964,010,253.43
  5. Step 5: Solve for x
    x = 454,964,010,253.43/685,877.70
  6. Step 6: Final answer
    x = 663,331.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.