Home / 880,327.35-1,214,833.46-477,919.35

Finding the Fourth Proportional to 880,327.35, 1,214,833.46 and 477,919.35

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Solution

The fourth proportional to 880,327.35, 1,214,833.46 and 477,919.35 is: 659,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,327.35 : 1,214,833.46 = 477,919.35 : x
  2. Step 2: Convert to fraction form
    880,327.35/1,214,833.46 = 477,919.35/x
  3. Step 3: Cross multiply
    880,327.35x = 1,214,833.46 × 477,919.35
  4. Step 4: Simplify right side
    880,327.35x = 580,592,417,561.45
  5. Step 5: Solve for x
    x = 580,592,417,561.45/880,327.35
  6. Step 6: Final answer
    x = 659,518.78

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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.