Home / 827,205.73-1,141,519.04-459,681.63

Finding the Fourth Proportional to 827,205.73, 1,141,519.04 and 459,681.63

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Solution

The fourth proportional to 827,205.73, 1,141,519.04 and 459,681.63 is: 634,346.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,205.73 : 1,141,519.04 = 459,681.63 : x
  2. Step 2: Convert to fraction form
    827,205.73/1,141,519.04 = 459,681.63/x
  3. Step 3: Cross multiply
    827,205.73x = 1,141,519.04 × 459,681.63
  4. Step 4: Simplify right side
    827,205.73x = 524,735,332,983.24
  5. Step 5: Solve for x
    x = 524,735,332,983.24/827,205.73
  6. Step 6: Final answer
    x = 634,346.83

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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.