Home / 683,945.15-943,959.12-463,082.27

Finding the Fourth Proportional to 683,945.15, 943,959.12 and 463,082.27

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Solution

The fourth proportional to 683,945.15, 943,959.12 and 463,082.27 is: 639,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,945.15 : 943,959.12 = 463,082.27 : x
  2. Step 2: Convert to fraction form
    683,945.15/943,959.12 = 463,082.27/x
  3. Step 3: Cross multiply
    683,945.15x = 943,959.12 × 463,082.27
  4. Step 4: Simplify right side
    683,945.15x = 437,130,732,076.80
  5. Step 5: Solve for x
    x = 437,130,732,076.80/683,945.15
  6. Step 6: Final answer
    x = 639,131.27

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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.