Home / 926,815.13-1,279,024.31-524,407.13

Finding the Fourth Proportional to 926,815.13, 1,279,024.31 and 524,407.13

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Solution

The fourth proportional to 926,815.13, 1,279,024.31 and 524,407.13 is: 723,692.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,815.13 : 1,279,024.31 = 524,407.13 : x
  2. Step 2: Convert to fraction form
    926,815.13/1,279,024.31 = 524,407.13/x
  3. Step 3: Cross multiply
    926,815.13x = 1,279,024.31 × 524,407.13
  4. Step 4: Simplify right side
    926,815.13x = 670,729,467,607.33
  5. Step 5: Solve for x
    x = 670,729,467,607.33/926,815.13
  6. Step 6: Final answer
    x = 723,692.83

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Double scale
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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.