Home / 974,278.20-1,461,638.70-441,951.60

Finding the Fourth Proportional to 974,278.20, 1,461,638.70 and 441,951.60

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Solution

The fourth proportional to 974,278.20, 1,461,638.70 and 441,951.60 is: 663,027.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,278.20 : 1,461,638.70 = 441,951.60 : x
  2. Step 2: Convert to fraction form
    974,278.20/1,461,638.70 = 441,951.60/x
  3. Step 3: Cross multiply
    974,278.20x = 1,461,638.70 × 441,951.60
  4. Step 4: Simplify right side
    974,278.20x = 645,973,562,086.92
  5. Step 5: Solve for x
    x = 645,973,562,086.92/974,278.20
  6. Step 6: Final answer
    x = 663,027.83

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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.