Home / 943,959.60-1,416,144.47-344,919.87

Finding the Fourth Proportional to 943,959.60, 1,416,144.47 and 344,919.87

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Solution

The fourth proportional to 943,959.60, 1,416,144.47 and 344,919.87 is: 517,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,959.60 : 1,416,144.47 = 344,919.87 : x
  2. Step 2: Convert to fraction form
    943,959.60/1,416,144.47 = 344,919.87/x
  3. Step 3: Cross multiply
    943,959.60x = 1,416,144.47 × 344,919.87
  4. Step 4: Simplify right side
    943,959.60x = 488,456,364,769.02
  5. Step 5: Solve for x
    x = 488,456,364,769.02/943,959.60
  6. Step 6: Final answer
    x = 517,454.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.