Home / 946,855.50-1,306,640.39-517,137.33

Finding the Fourth Proportional to 946,855.50, 1,306,640.39 and 517,137.33

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Solution

The fourth proportional to 946,855.50, 1,306,640.39 and 517,137.33 is: 713,638.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,855.50 : 1,306,640.39 = 517,137.33 : x
  2. Step 2: Convert to fraction form
    946,855.50/1,306,640.39 = 517,137.33/x
  3. Step 3: Cross multiply
    946,855.50x = 1,306,640.39 × 517,137.33
  4. Step 4: Simplify right side
    946,855.50x = 675,712,522,554.76
  5. Step 5: Solve for x
    x = 675,712,522,554.76/946,855.50
  6. Step 6: Final answer
    x = 713,638.48

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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.