Home / 849,611.40-1,172,496.97-467,673.72

Finding the Fourth Proportional to 849,611.40, 1,172,496.97 and 467,673.72

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Solution

The fourth proportional to 849,611.40, 1,172,496.97 and 467,673.72 is: 645,408.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,611.40 : 1,172,496.97 = 467,673.72 : x
  2. Step 2: Convert to fraction form
    849,611.40/1,172,496.97 = 467,673.72/x
  3. Step 3: Cross multiply
    849,611.40x = 1,172,496.97 × 467,673.72
  4. Step 4: Simplify right side
    849,611.40x = 548,346,019,648.63
  5. Step 5: Solve for x
    x = 548,346,019,648.63/849,611.40
  6. Step 6: Final answer
    x = 645,408.03

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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.