Home / 805,537.40-1,206,923.70-524,910.20

Finding the Fourth Proportional to 805,537.40, 1,206,923.70 and 524,910.20

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Solution

The fourth proportional to 805,537.40, 1,206,923.70 and 524,910.20 is: 786,464.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,537.40 : 1,206,923.70 = 524,910.20 : x
  2. Step 2: Convert to fraction form
    805,537.40/1,206,923.70 = 524,910.20/x
  3. Step 3: Cross multiply
    805,537.40x = 1,206,923.70 × 524,910.20
  4. Step 4: Simplify right side
    805,537.40x = 633,526,560,751.74
  5. Step 5: Solve for x
    x = 633,526,560,751.74/805,537.40
  6. Step 6: Final answer
    x = 786,464.49

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Double scale
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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.