Home / 683,636.24-943,455.85-377,706.06

Finding the Fourth Proportional to 683,636.24, 943,455.85 and 377,706.06

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Solution

The fourth proportional to 683,636.24, 943,455.85 and 377,706.06 is: 521,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,636.24 : 943,455.85 = 377,706.06 : x
  2. Step 2: Convert to fraction form
    683,636.24/943,455.85 = 377,706.06/x
  3. Step 3: Cross multiply
    683,636.24x = 943,455.85 × 377,706.06
  4. Step 4: Simplify right side
    683,636.24x = 356,348,995,721.25
  5. Step 5: Solve for x
    x = 356,348,995,721.25/683,636.24
  6. Step 6: Final answer
    x = 521,255.27

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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.