Home / 801,944.24-1,106,683.02-439,381.82

Finding the Fourth Proportional to 801,944.24, 1,106,683.02 and 439,381.82

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Solution

The fourth proportional to 801,944.24, 1,106,683.02 and 439,381.82 is: 606,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,944.24 : 1,106,683.02 = 439,381.82 : x
  2. Step 2: Convert to fraction form
    801,944.24/1,106,683.02 = 439,381.82/x
  3. Step 3: Cross multiply
    801,944.24x = 1,106,683.02 × 439,381.82
  4. Step 4: Simplify right side
    801,944.24x = 486,256,402,257.40
  5. Step 5: Solve for x
    x = 486,256,402,257.40/801,944.24
  6. Step 6: Final answer
    x = 606,346.90

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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.