Home / 985,265.57-1,359,760.77-617,801.24

Finding the Fourth Proportional to 985,265.57, 1,359,760.77 and 617,801.24

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Solution

The fourth proportional to 985,265.57, 1,359,760.77 and 617,801.24 is: 852,624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,265.57 : 1,359,760.77 = 617,801.24 : x
  2. Step 2: Convert to fraction form
    985,265.57/1,359,760.77 = 617,801.24/x
  3. Step 3: Cross multiply
    985,265.57x = 1,359,760.77 × 617,801.24
  4. Step 4: Simplify right side
    985,265.57x = 840,061,893,208.76
  5. Step 5: Solve for x
    x = 840,061,893,208.76/985,265.57
  6. Step 6: Final answer
    x = 852,624.83

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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.